Finding the Fourth Proportional to 133,889,644.92, 184,761,490.74 and 74,354,720.94
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Solution
The fourth proportional to 133,889,644.92, 184,761,490.74 and 74,354,720.94 is: 102,606,061.08
Step by Step Solution
- Step 1: Write the proportion equation
133,889,644.92 : 184,761,490.74 = 74,354,720.94 : x - Step 2: Convert to fraction form
133,889,644.92/184,761,490.74 = 74,354,720.94/x - Step 3: Cross multiply
133,889,644.92x = 184,761,490.74 × 74,354,720.94 - Step 4: Simplify right side
133,889,644.92x = 13,737,889,084,431,094 - Step 5: Solve for x
x = 13,737,889,084,431,094/133,889,644.92 - Step 6: Final answer
x = 102,606,061.08
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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.