没有人不想发财.可以翻译成为 There's no one but hopes to be rich.

你的用法有点问题,只是直译,但是直译也有语法的问题.
可以用这个：There's no one who doesn't hope to be rich.
其他用法,请参照：
Every one want to be rich.
No one can stop being rich.
Being rich is wanted by anyone.
We all wish to be rich.