2 2/9:y=3 19/27:3 1/3
2 2/9:у=3 19/27: 3 1/3
2 2/9* 1/3=3 19/27у
3 19/27у=20/27
у=20/27:3 19/27
у=20/27:100/27
У=1/5
спс