Answer:
For a Constitutional amendment to be considered valid three-fourths states have to ratify it.
Explanation:
Article V of the U.S. Constitution talks about the process of changing the Constitution. According to this article, either the Congress or the state legislatures can propose an amendment, either way, in order for an proposed amendment to become part of the Constitution, it first has to be ratified for three-fourths states. So, since nowadays the U.S. has 50 states, in order to change the Constitution, the amendment would have to be approved by at least 38 states.
