Home / 487,068,002.94-730,524,232.17-141,940,900.86

Finding the Fourth Proportional to 487,068,002.94, 730,524,232.17 and 141,940,900.86

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Solution

The fourth proportional to 487,068,002.94, 730,524,232.17 and 141,940,900.86 is: 212,888,686.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,068,002.94 : 730,524,232.17 = 141,940,900.86 : x
  2. Step 2: Convert to fraction form
    487,068,002.94/730,524,232.17 = 141,940,900.86/x
  3. Step 3: Cross multiply
    487,068,002.94x = 730,524,232.17 × 141,940,900.86
  4. Step 4: Simplify right side
    487,068,002.94x = 103,691,267,614,269,600
  5. Step 5: Solve for x
    x = 103,691,267,614,269,600/487,068,002.94
  6. Step 6: Final answer
    x = 212,888,686.98

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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.