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_name_38 (total_foreign_born__millions_ INTEGER, born_in_a_non_eu_state__millions_ VARCHAR)

### Question ###
What was the lowest number of Total Foreign-born (millions) people, when the number of people Born in a non EU state (millions) was 6.415?

### Accurate SQL ###

SELECT MIN(total_foreign_born__millions_) FROM table_name_38 WHERE born_in_a_non_eu_state__millions_ = 6.415