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Finding the Fourth Proportional to 532,451,211.90, 798,676,817.85 and 532,451,211.90

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Solution

The fourth proportional to 532,451,211.90, 798,676,817.85 and 532,451,211.90 is: 798,676,817.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,451,211.90 : 798,676,817.85 = 532,451,211.90 : x
  2. Step 2: Convert to fraction form
    532,451,211.90/798,676,817.85 = 532,451,211.90/x
  3. Step 3: Cross multiply
    532,451,211.90x = 798,676,817.85 × 532,451,211.90
  4. Step 4: Simplify right side
    532,451,211.90x = 425,256,439,580,668,032
  5. Step 5: Solve for x
    x = 425,256,439,580,668,032/532,451,211.90
  6. Step 6: Final answer
    x = 798,676,817.85

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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.