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Finding the Fourth Proportional to 347,701,545.60, 521,552,318.40 and 347,701,545.60

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Solution

The fourth proportional to 347,701,545.60, 521,552,318.40 and 347,701,545.60 is: 521,552,318.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,701,545.60 : 521,552,318.40 = 347,701,545.60 : x
  2. Step 2: Convert to fraction form
    347,701,545.60/521,552,318.40 = 347,701,545.60/x
  3. Step 3: Cross multiply
    347,701,545.60x = 521,552,318.40 × 347,701,545.60
  4. Step 4: Simplify right side
    347,701,545.60x = 181,344,547,218,943,328
  5. Step 5: Solve for x
    x = 181,344,547,218,943,328/347,701,545.60
  6. Step 6: Final answer
    x = 521,552,318.40

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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.