Finding the Fourth Proportional to 731,982,252.48, 1,098,008,691.68 and 240,684,645.44
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Solution
The fourth proportional to 731,982,252.48, 1,098,008,691.68 and 240,684,645.44 is: 361,038,579.49
Step by Step Solution
- Step 1: Write the proportion equation
731,982,252.48 : 1,098,008,691.68 = 240,684,645.44 : x - Step 2: Convert to fraction form
731,982,252.48/1,098,008,691.68 = 240,684,645.44/x - Step 3: Cross multiply
731,982,252.48x = 1,098,008,691.68 × 240,684,645.44 - Step 4: Simplify right side
731,982,252.48x = 264,273,832,647,039,104 - Step 5: Solve for x
x = 264,273,832,647,039,104/731,982,252.48 - Step 6: Final answer
x = 361,038,579.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.