Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_203_83 ( id number, "ranking" number, "company" text, "industry" text, "revenue (usd billions)" text, "fy" text, "capitalization (usd billions)" text, "employees" number, "listing" text, "headquarters" text, "ceo" text )

### Question ###
which company is ranked at the top with the largest revenue ?

### Accurate SQL ###

SELECT "company" FROM table_203_83 ORDER BY "revenue (usd billions)" DESC LIMIT 1