CREATE TABLE table_18600760_7 (pop__2010_ VARCHAR2, county VARCHAR2, geo_id VARCHAR2)

In Cavalier County and the geo id is larger than 3801931620.0, what is the population?
SELECT pop__2010_ FROM table_18600760_7 WHERE county = "Cavalier" AND geo_id > 3801931620.0
SELECT "pop__2010_" FROM "table_18600760_7" WHERE "Cavalier" = "county" AND "geo_id" > 3801931620.0