Fivefold

Brand desirability among girls age 7-13 increased fivefold after the marketing department changed the company mascot to a talking pony.

Corn yields in the U.S. have increased fivefold over the past seventy years, thanks to advances in agricultural technology.

Environmental observations indicate that summer burned areas in northern and central California have increased fivefold during 1996 to 2021 compared to 1971 to 1995.

[W]e pay twofold adoration to the goddess who grants increase and perfection. ... Fivefold adoration to her who exists in the form of Wisdom.