Home / 109,250,642.64-150,764,127.33-59,689,951.45

Finding the Fourth Proportional to 109,250,642.64, 150,764,127.33 and 59,689,951.45

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Solution

The fourth proportional to 109,250,642.64, 150,764,127.33 and 59,689,951.45 is: 82,371,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,250,642.64 : 150,764,127.33 = 59,689,951.45 : x
  2. Step 2: Convert to fraction form
    109,250,642.64/150,764,127.33 = 59,689,951.45/x
  3. Step 3: Cross multiply
    109,250,642.64x = 150,764,127.33 × 59,689,951.45
  4. Step 4: Simplify right side
    109,250,642.64x = 8,999,103,440,729,319
  5. Step 5: Solve for x
    x = 8,999,103,440,729,319/109,250,642.64
  6. Step 6: Final answer
    x = 82,371,171.68

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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.