Home / 115,437,314.76-173,171,915.36-38,782,264.92

Finding the Fourth Proportional to 115,437,314.76, 173,171,915.36 and 38,782,264.92

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Solution

The fourth proportional to 115,437,314.76, 173,171,915.36 and 38,782,264.92 is: 58,178,753.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,437,314.76 : 173,171,915.36 = 38,782,264.92 : x
  2. Step 2: Convert to fraction form
    115,437,314.76/173,171,915.36 = 38,782,264.92/x
  3. Step 3: Cross multiply
    115,437,314.76x = 173,171,915.36 × 38,782,264.92
  4. Step 4: Simplify right side
    115,437,314.76x = 6,715,999,098,195,338
  5. Step 5: Solve for x
    x = 6,715,999,098,195,338/115,437,314.76
  6. Step 6: Final answer
    x = 58,178,753.66

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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.