YOU SAID:

wow that guy is the fattest man in the world

INTO JAPANESE

あの男は世界で最も太った男だ

BACK INTO ENGLISH

That man is the world 's heaviest man.

INTO JAPANESE

あの男は世界で最も重い男です。

BACK INTO ENGLISH

That man is the heaviest man in the world.

INTO JAPANESE

あの男は世界で最も重い男だ。

BACK INTO ENGLISH

That man is the heaviest man in the world.