Home / 87,304,856.60-130,957,284.90-53,292,632.60

Finding the Fourth Proportional to 87,304,856.60, 130,957,284.90 and 53,292,632.60

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Solution

The fourth proportional to 87,304,856.60, 130,957,284.90 and 53,292,632.60 is: 79,938,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,304,856.60 : 130,957,284.90 = 53,292,632.60 : x
  2. Step 2: Convert to fraction form
    87,304,856.60/130,957,284.90 = 53,292,632.60/x
  3. Step 3: Cross multiply
    87,304,856.60x = 130,957,284.90 × 53,292,632.60
  4. Step 4: Simplify right side
    87,304,856.60x = 6,979,058,470,469,228
  5. Step 5: Solve for x
    x = 6,979,058,470,469,228/87,304,856.60
  6. Step 6: Final answer
    x = 79,938,948.90

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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.