Suppose that you are given the following? information: Total Population 300 million ?Adult, noninstitutionalized, nonmilitary population 228 million Unemployed adults 7 million a. If the labor force participation rate is 74.0?%, calculate the size of the labor force LOADING...?: nothing million. ?(Enter your response rounded to one decimal? place.) Solution Labor force participation rate = Labor force / Working-age adult population 0.74 = Labor force / 228 million Labor force = 228 million x 0.74 = 168.7 million.