Home / 83,457,601.19-125,098,046.49-28,072,711.01

Finding the Fourth Proportional to 83,457,601.19, 125,098,046.49 and 28,072,711.01

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Solution

The fourth proportional to 83,457,601.19, 125,098,046.49 and 28,072,711.01 is: 42,079,346.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,457,601.19 : 125,098,046.49 = 28,072,711.01 : x
  2. Step 2: Convert to fraction form
    83,457,601.19/125,098,046.49 = 28,072,711.01/x
  3. Step 3: Cross multiply
    83,457,601.19x = 125,098,046.49 × 28,072,711.01
  4. Step 4: Simplify right side
    83,457,601.19x = 3,511,841,306,403,824.50
  5. Step 5: Solve for x
    x = 3,511,841,306,403,824.50/83,457,601.19
  6. Step 6: Final answer
    x = 42,079,346.36

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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.