Dictionary / Vocabulary / 四倍
よんばい
four times (as much); quadruple; fourfold
Also written 4倍
富士山は六甲山のおよそ四倍の高さです。
Mt. Fuji is about four times as high as Mt. Rokko.
彼が私の芝を刈り始めた時の金額のざっと4倍を請求してくるであろう。
He's charging me roughly four times as much as he charged when he started cutting my lawn.
東京の人口は横浜の4倍である。
The population of Tokyo is four times as large as that of Yokohama.