Two people, A and B, ride towards each other from two places at the same time. A travels 20 kilometers per hour, and B travels 18 kilometers per hour. The distance between them is 3 kilometers from the midpoint of the journey. How many miles is the distance between the two places?
甲、乙两人同时从两地骑车相向而行，甲每小时行驶20千米，乙每小时行驶18千米，两人相遇距离全程中点3千米．两地全程长多少千米？
<result>118</result>