Finding the Fourth Proportional to 77,468,176.08, 106,902,634.52 and 44,404,721.96
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Solution
The fourth proportional to 77,468,176.08, 106,902,634.52 and 44,404,721.96 is: 61,276,539.64
Step by Step Solution
- Step 1: Write the proportion equation
77,468,176.08 : 106,902,634.52 = 44,404,721.96 : x - Step 2: Convert to fraction form
77,468,176.08/106,902,634.52 = 44,404,721.96/x - Step 3: Cross multiply
77,468,176.08x = 106,902,634.52 × 44,404,721.96 - Step 4: Simplify right side
77,468,176.08x = 4,746,981,762,652,098 - Step 5: Solve for x
x = 4,746,981,762,652,098/77,468,176.08 - Step 6: Final answer
x = 61,276,539.64
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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.