Finding the Fourth Proportional to 379,225,780.57, 568,838,670.99 and 106,596,547.57
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Solution
The fourth proportional to 379,225,780.57, 568,838,670.99 and 106,596,547.57 is: 159,894,821.39
Step by Step Solution
- Step 1: Write the proportion equation
379,225,780.57 : 568,838,670.99 = 106,596,547.57 : x - Step 2: Convert to fraction form
379,225,780.57/568,838,670.99 = 106,596,547.57/x - Step 3: Cross multiply
379,225,780.57x = 568,838,670.99 × 106,596,547.57 - Step 4: Simplify right side
379,225,780.57x = 60,636,238,451,841,112 - Step 5: Solve for x
x = 60,636,238,451,841,112/379,225,780.57 - Step 6: Final answer
x = 159,894,821.39
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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.