Home / 87,480,145.60-131,220,218.40-26,887,998.40

Finding the Fourth Proportional to 87,480,145.60, 131,220,218.40 and 26,887,998.40

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Solution

The fourth proportional to 87,480,145.60, 131,220,218.40 and 26,887,998.40 is: 40,331,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,480,145.60 : 131,220,218.40 = 26,887,998.40 : x
  2. Step 2: Convert to fraction form
    87,480,145.60/131,220,218.40 = 26,887,998.40/x
  3. Step 3: Cross multiply
    87,480,145.60x = 131,220,218.40 × 26,887,998.40
  4. Step 4: Simplify right side
    87,480,145.60x = 3,528,249,022,386,850.50
  5. Step 5: Solve for x
    x = 3,528,249,022,386,850.50/87,480,145.60
  6. Step 6: Final answer
    x = 40,331,997.60

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Double scale
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Similar ratio
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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.