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Finding the Fourth Proportional to 534,924,004.70, 747,363,056.50 and 534,924,004.70

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Solution

The fourth proportional to 534,924,004.70, 747,363,056.50 and 534,924,004.70 is: 747,363,056.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,924,004.70 : 747,363,056.50 = 534,924,004.70 : x
  2. Step 2: Convert to fraction form
    534,924,004.70/747,363,056.50 = 534,924,004.70/x
  3. Step 3: Cross multiply
    534,924,004.70x = 747,363,056.50 × 534,924,004.70
  4. Step 4: Simplify right side
    534,924,004.70x = 399,782,439,147,812,352
  5. Step 5: Solve for x
    x = 399,782,439,147,812,352/534,924,004.70
  6. Step 6: Final answer
    x = 747,363,056.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.