A ribbon, cut into sections every 1.4 decimeters to make a bow, made a total of 27 bows, leaving 1.2 decimeters. How long is this ribbon originally?
一根彩带，每1.4分米剪成一段做1个蝴蝶结，一共做了27个蝴蝶结，还剩1.2分米．这根彩带原长多少米？
<result>43.2</result>