Are you aware of the fact that too much population growth is one of the most significant reasons for just about every single social and economic problem in the world?
People with children bestow no privilege on those without. It's exactly the opposite. People without children pollute less, consume less and have more time to do things like volunteer and solve problems that everyone can benefit from.
Your logic is so flawed it's hard to know where to begin--but here's a start:
Everybody isn't meant to do everything--that includes having babies.