Finding the Fourth Proportional to 82,998,329.10, 124,497,493.65 and 54,332,882.70
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Solution
The fourth proportional to 82,998,329.10, 124,497,493.65 and 54,332,882.70 is: 81,499,324.05
Step by Step Solution
- Step 1: Write the proportion equation
82,998,329.10 : 124,497,493.65 = 54,332,882.70 : x - Step 2: Convert to fraction form
82,998,329.10/124,497,493.65 = 54,332,882.70/x - Step 3: Cross multiply
82,998,329.10x = 124,497,493.65 × 54,332,882.70 - Step 4: Simplify right side
82,998,329.10x = 6,764,307,718,929,446 - Step 5: Solve for x
x = 6,764,307,718,929,446/82,998,329.10 - Step 6: Final answer
x = 81,499,324.05
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Similar ratio
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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.