YOU SAID:

My brother will do whatever I want 4 100 likes....

INTO JAPANESE

私の兄は私が好きな4 100好きなことをします.

BACK INTO ENGLISH

My brother does 4 100 favorite things I like.

INTO JAPANESE

私の兄は私が好きな4 100の好きなことをします。

BACK INTO ENGLISH

My brother does 4 100 favorite things I like.