world's greatest " movie star " puzzle

The Dish sisters, Ia and Sucha,were all the range when they came to Hollywood back in the 1920s. The studio refused to reveal their ages, but a playful press agent teased the reporters with this puzzle.
" Added together, their ages coe to 44years. Right now, Ima is twice as old as Sucha was when Ima was half as old as sucha will be when Sucha is three times as old as Iam was when Ima was three times as old as Sucha. From that you should be able to tell me how old the women are."