Home / 87,276,618.50-130,915,583.85-38,741,424.17

Finding the Fourth Proportional to 87,276,618.50, 130,915,583.85 and 38,741,424.17

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Solution

The fourth proportional to 87,276,618.50, 130,915,583.85 and 38,741,424.17 is: 58,112,427.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,276,618.50 : 130,915,583.85 = 38,741,424.17 : x
  2. Step 2: Convert to fraction form
    87,276,618.50/130,915,583.85 = 38,741,424.17/x
  3. Step 3: Cross multiply
    87,276,618.50x = 130,915,583.85 × 38,741,424.17
  4. Step 4: Simplify right side
    87,276,618.50x = 5,071,856,164,396,052
  5. Step 5: Solve for x
    x = 5,071,856,164,396,052/87,276,618.50
  6. Step 6: Final answer
    x = 58,112,427.49

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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.