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Finding the Fourth Proportional to 552,648,558.60, 826,705,356.30 and 498,229,000.20

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Solution

The fourth proportional to 552,648,558.60, 826,705,356.30 and 498,229,000.20 is: 745,299,298.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,648,558.60 : 826,705,356.30 = 498,229,000.20 : x
  2. Step 2: Convert to fraction form
    552,648,558.60/826,705,356.30 = 498,229,000.20/x
  3. Step 3: Cross multiply
    552,648,558.60x = 826,705,356.30 × 498,229,000.20
  4. Step 4: Simplify right side
    552,648,558.60x = 411,888,583,129,333,760
  5. Step 5: Solve for x
    x = 411,888,583,129,333,760/552,648,558.60
  6. Step 6: Final answer
    x = 745,299,298.66

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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.