YOU SAID:

As hard as the day is long

INTO JAPANESE

日が長いほど難しい

BACK INTO ENGLISH

The longer the day, the more difficult

INTO JAPANESE

日が長くなるほど、困難になります

BACK INTO ENGLISH

The longer the day, the harder it gets

INTO JAPANESE

日が長くなるほど、難しくなります

BACK INTO ENGLISH

The longer the day, the harder it gets