Quick excel formula needed in 30 mins

Column B total is 22% of Column A. I need Column B to be at least 50%

What total numbers will i need to get column B to at least 50%? Format the numbers differently

Show what numbers column B should be in order to have column B at at least 50% of column A

Show what numbers column D should be in order for column B numbers to be at least 50% of column A