The word "fiftieth" is correct and usable in written English.
You can use it when referring to the ordinal position of something, such as an event occurring in a sequence. Example sentence: The fiftieth anniversary of the company's founding was a special occasion.
"I wrote a poem recently that was published in Israel, because they asked me to say something about the fiftieth anniversary of the founding.
Dawn's produce 92 millinewtons of thrust, something like a fiftieth of the amount in a smallish firework rocket.
If an investor needs fifty patches of land adjacent to each other, the last landholder can hold it to ransom, because the whole project hinges on acquiring the fiftieth parcel.It follows that governments need not invoke their powers of eminent domain for all public goods—only those that require lots of contiguous patches of land.
The celebrations of the fiftieth anniversary of the book's publication began in Portugal.
Their petition contends that companies in Vietnam, where the average income per person is about a fiftieth of America's, are subsidising rich Americans' taste for catfish.
Greek-speaking Jews called it pentēkostē, meaning "the fiftieth" day after the sheaf offering.
According to the World Bank, the rise in tariffs and anti-dumping duties explains less than one-fiftieth of the collapse in world trade during the recession.
The campaign proposes that national governments each donate one-fiftieth of one percent of GDP to cover the estimated $10 billion annual cost.That is still a tough sell in today's economic climate: one issue to be thrashed out is whether the accounts have to be funded at birth, or whether the money needs to arrive only when the child turns 16.
Looked at another way, though, the budget is only about one-fiftieth of public spending in the EU.
McKinsey, a consulting firm, says that local bakeries, or panaderias, have only one-fiftieth of the productivity of the largest (such as Bimbo, a thriving multinational).
That is probably good enough, as they have some more pressing business to deal with in the coming weeks—notably trying to stabilise the euro zone.The EU budget is a small transfer mechanism (representing about 1% of the EU's GDP, or one-fiftieth of all public spending).
