Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the rank of the petroleum company who has a revenue of $481.7 billion?

### Inputs:
table_name: table, columns: ['Rank', 'Company', 'Country', 'Industry', 'Revenue in USD']

### Response:
SELECT MIN Rank FROM table WHERE Industry = petroleum AND Revenue in USD = $481.7 billion