Please! It's very important!

This is clearly a hypothetical situation. Your condescending face is not needed here.

God forbid people enjoy trivia about fictional characters

This made me fictionally laugh.

Well, how much is Bruce actually maintaining his company? He's Batman at night, most likely sleeping most of the day, then he's got all those other things to go do. Alfred can't handle a whole... wait... yes he can. He's Alfred.
We see Tony actually at work most of the time with Pepper Potts helping him, so he's maintaining his company.

Bitch please, scrooge mcduck has more money than both of them

hate to go super nerd but both of them pail in comparison with black panther is by far the richest superheroe