The phrase "a tremendous proportion" is correct and usable in written English.
It can be used when discussing a significant or large amount of something in relation to a whole.
Example: "A tremendous proportion of the population supports the new policy, indicating widespread approval."
Alternatives: "a significant share" or "a large percentage".
Colla endeavors on a new body of work of tremendous proportion.
We are threatened with an economic calamity of tremendous proportions and the old business as usual treatment can't save us.
The National Association for the Advancement of Colored People NAACPP) said America was "in the throes of a national crisis" as the Urban League declared a "state of emergency of tremendous proportions".
So how did the industry leader miss a new wave of such tremendous proportions?
What took place nearly 20 years later, in 1967, was not the Naksa, or setback, as the leaders of other Arab countries called it, but a resounding defeat, another disaster of tremendous proportions.
Describes the tremendous proportions and layout of the Music Hall of which Roxy's slogan is "Intimacy".
This feature, though of tremendous proportions, is but the Atlantic portion of the world-encircling oceanic ridge.
Twenty months earlier, when Mr. Darsky decided to take his pizza to the streets in a food truck, he had no inkling that the seemingly modest plan would swell to such tremendous proportions.
WASHINGTON — The Federal Reserve has taken unprecedented steps to stimulate the economic recovery from the Great Recession, but the tab has risen to such tremendous proportions — fast approaching $4 trillion — that some worry the central bank ultimately could require its own taxpayer rescue.
This awareness has led to a tremendous increase in the proportion of fruits and vegetables rich in antioxidant molecules on the dining table in the last two decades, but still the risk of chronic health problems refuses to decline, rather it upsurged with an enhanced vigour, giving rise to a very important question why?
