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_260938_1 (base_10 VARCHAR, shortscale_comparison VARCHAR)

### Question ###
Name the base 10 for shortscale comparison for billion

### Accurate SQL ###

SELECT base_10 FROM table_260938_1 WHERE shortscale_comparison = "Billion"