Finding the Fourth Proportional to 136,147,696.44, 187,883,593.24 and 74,268,034.96
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Solution
The fourth proportional to 136,147,696.44, 187,883,593.24 and 74,268,034.96 is: 102,489,763.96
Step by Step Solution
- Step 1: Write the proportion equation
136,147,696.44 : 187,883,593.24 = 74,268,034.96 : x - Step 2: Convert to fraction form
136,147,696.44/187,883,593.24 = 74,268,034.96/x - Step 3: Cross multiply
136,147,696.44x = 187,883,593.24 × 74,268,034.96 - Step 4: Simplify right side
136,147,696.44x = 13,953,745,271,158,740 - Step 5: Solve for x
x = 13,953,745,271,158,740/136,147,696.44 - Step 6: Final answer
x = 102,489,763.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.