Finding the Fourth Proportional to 283,106,285.96, 424,723,760.88 and 86,387,296.22
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Solution
The fourth proportional to 283,106,285.96, 424,723,760.88 and 86,387,296.22 is: 129,600,574.63
Step by Step Solution
- Step 1: Write the proportion equation
283,106,285.96 : 424,723,760.88 = 86,387,296.22 : x - Step 2: Convert to fraction form
283,106,285.96/424,723,760.88 = 86,387,296.22/x - Step 3: Cross multiply
283,106,285.96x = 424,723,760.88 × 86,387,296.22 - Step 4: Simplify right side
283,106,285.96x = 36,690,737,342,813,008 - Step 5: Solve for x
x = 36,690,737,342,813,008/283,106,285.96 - Step 6: Final answer
x = 129,600,574.63
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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.