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Finding the Fourth Proportional to 133,591,808.10, 200,068,847.55 and 133,591,808.10

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Solution

The fourth proportional to 133,591,808.10, 200,068,847.55 and 133,591,808.10 is: 200,068,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,591,808.10 : 200,068,847.55 = 133,591,808.10 : x
  2. Step 2: Convert to fraction form
    133,591,808.10/200,068,847.55 = 133,591,808.10/x
  3. Step 3: Cross multiply
    133,591,808.10x = 200,068,847.55 × 133,591,808.10
  4. Step 4: Simplify right side
    133,591,808.10x = 26,727,559,088,687,756
  5. Step 5: Solve for x
    x = 26,727,559,088,687,756/133,591,808.10
  6. Step 6: Final answer
    x = 200,068,847.55

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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.