英語で「〜の1.5倍」は何と言うか？

🟣英語で「〜の1.5倍」は、

one and a half times as many 〔much, long, etc.〕as 〜

と言います。

「この橋は、あの橋の1.5倍の長さだ。」

・This bridge is one and a half times as long as that bridge.

・3倍は、

This bridge is three times as long as that bridge.

・半分の長さは、

This bridge is half as long as that bridge.

・約2.5倍なら、

This bridge is approximately two and a half times as long as that bridge.

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