Home / 87,480,003.60-131,220,005.40-58,814,557.20

Finding the Fourth Proportional to 87,480,003.60, 131,220,005.40 and 58,814,557.20

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Solution

The fourth proportional to 87,480,003.60, 131,220,005.40 and 58,814,557.20 is: 88,221,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,480,003.60 : 131,220,005.40 = 58,814,557.20 : x
  2. Step 2: Convert to fraction form
    87,480,003.60/131,220,005.40 = 58,814,557.20/x
  3. Step 3: Cross multiply
    87,480,003.60x = 131,220,005.40 × 58,814,557.20
  4. Step 4: Simplify right side
    87,480,003.60x = 7,717,646,513,382,610
  5. Step 5: Solve for x
    x = 7,717,646,513,382,610/87,480,003.60
  6. Step 6: Final answer
    x = 88,221,835.80

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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.