Home / 437,897,137.38-601,079,126.06-387,227,321.70

Finding the Fourth Proportional to 437,897,137.38, 601,079,126.06 and 387,227,321.70

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Solution

The fourth proportional to 437,897,137.38, 601,079,126.06 and 387,227,321.70 is: 531,527,247.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,897,137.38 : 601,079,126.06 = 387,227,321.70 : x
  2. Step 2: Convert to fraction form
    437,897,137.38/601,079,126.06 = 387,227,321.70/x
  3. Step 3: Cross multiply
    437,897,137.38x = 601,079,126.06 × 387,227,321.70
  4. Step 4: Simplify right side
    437,897,137.38x = 232,754,260,113,990,432
  5. Step 5: Solve for x
    x = 232,754,260,113,990,432/437,897,137.38
  6. Step 6: Final answer
    x = 531,527,247.49

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.