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Finding the Fourth Proportional to 465,840,600.90, 698,167,458.90 and 247,595,496.90

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Solution

The fourth proportional to 465,840,600.90, 698,167,458.90 and 247,595,496.90 is: 371,077,829.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,840,600.90 : 698,167,458.90 = 247,595,496.90 : x
  2. Step 2: Convert to fraction form
    465,840,600.90/698,167,458.90 = 247,595,496.90/x
  3. Step 3: Cross multiply
    465,840,600.90x = 698,167,458.90 × 247,595,496.90
  4. Step 4: Simplify right side
    465,840,600.90x = 172,863,118,905,755,840
  5. Step 5: Solve for x
    x = 172,863,118,905,755,840/465,840,600.90
  6. Step 6: Final answer
    x = 371,077,829.14

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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.