Home / 87,480,129.60-131,220,194.40-26,887,982.40

Finding the Fourth Proportional to 87,480,129.60, 131,220,194.40 and 26,887,982.40

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Solution

The fourth proportional to 87,480,129.60, 131,220,194.40 and 26,887,982.40 is: 40,331,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,480,129.60 : 131,220,194.40 = 26,887,982.40 : x
  2. Step 2: Convert to fraction form
    87,480,129.60/131,220,194.40 = 26,887,982.40/x
  3. Step 3: Cross multiply
    87,480,129.60x = 131,220,194.40 × 26,887,982.40
  4. Step 4: Simplify right side
    87,480,129.60x = 3,528,246,277,551,778.50
  5. Step 5: Solve for x
    x = 3,528,246,277,551,778.50/87,480,129.60
  6. Step 6: Final answer
    x = 40,331,973.60

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1.5x scale

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.