Home / 82,861,331.56-124,296,979.45-25,354,100.95

Finding the Fourth Proportional to 82,861,331.56, 124,296,979.45 and 25,354,100.95

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Solution

The fourth proportional to 82,861,331.56, 124,296,979.45 and 25,354,100.95 is: 38,032,675.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,861,331.56 : 124,296,979.45 = 25,354,100.95 : x
  2. Step 2: Convert to fraction form
    82,861,331.56/124,296,979.45 = 25,354,100.95/x
  3. Step 3: Cross multiply
    82,861,331.56x = 124,296,979.45 × 25,354,100.95
  4. Step 4: Simplify right side
    82,861,331.56x = 3,151,438,164,133,890.50
  5. Step 5: Solve for x
    x = 3,151,438,164,133,890.50/82,861,331.56
  6. Step 6: Final answer
    x = 38,032,675.86

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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.