Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_19805130_3 (rating VARCHAR)
### Question:
If the rating/share is 3.8/10, what is the total number of rating?
### Answer:
SELECT COUNT(rating) FROM table_19805130_3 WHERE rating / SHARE(18 - 49) = 3.8 / 10