Home / 87,480,157.40-131,220,236.10-26,888,010.20

Finding the Fourth Proportional to 87,480,157.40, 131,220,236.10 and 26,888,010.20

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Solution

The fourth proportional to 87,480,157.40, 131,220,236.10 and 26,888,010.20 is: 40,332,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,480,157.40 : 131,220,236.10 = 26,888,010.20 : x
  2. Step 2: Convert to fraction form
    87,480,157.40/131,220,236.10 = 26,888,010.20/x
  3. Step 3: Cross multiply
    87,480,157.40x = 131,220,236.10 × 26,888,010.20
  4. Step 4: Simplify right side
    87,480,157.40x = 3,528,251,046,703,208
  5. Step 5: Solve for x
    x = 3,528,251,046,703,208/87,480,157.40
  6. Step 6: Final answer
    x = 40,332,015.30

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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.