Morris Marsh, 17, who is accused of murder, is one of four teens who escaped nearly a week ago. One teen remains at large.
The settlement is subject to bankruptcy court approval.
The girl was visiting her father when she was led to believe that if she didn't remove her clothes she wouldn't be able to see him, according to reports.
Saudi Arabia is "going to owe a debt here given that it was one of their individuals," Florida Gov. Ron DeSantis said. "The government of Saudi Arabia needs to make things better for these victims."
Brandon Ziobrowski's attorney said the tweet in 2018 was made in jest.