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Finding the Fourth Proportional to 365,451,749.87, 503,765,490.87 and 224,061,207.89

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Solution

The fourth proportional to 365,451,749.87, 503,765,490.87 and 224,061,207.89 is: 308,862,399.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,451,749.87 : 503,765,490.87 = 224,061,207.89 : x
  2. Step 2: Convert to fraction form
    365,451,749.87/503,765,490.87 = 224,061,207.89/x
  3. Step 3: Cross multiply
    365,451,749.87x = 503,765,490.87 × 224,061,207.89
  4. Step 4: Simplify right side
    365,451,749.87x = 112,874,304,375,112,128
  5. Step 5: Solve for x
    x = 112,874,304,375,112,128/365,451,749.87
  6. Step 6: Final answer
    x = 308,862,399.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.