Home / 87,480,497.80-131,220,746.70-36,399,176.20

Finding the Fourth Proportional to 87,480,497.80, 131,220,746.70 and 36,399,176.20

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Solution

The fourth proportional to 87,480,497.80, 131,220,746.70 and 36,399,176.20 is: 54,598,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,480,497.80 : 131,220,746.70 = 36,399,176.20 : x
  2. Step 2: Convert to fraction form
    87,480,497.80/131,220,746.70 = 36,399,176.20/x
  3. Step 3: Cross multiply
    87,480,497.80x = 131,220,746.70 × 36,399,176.20
  4. Step 4: Simplify right side
    87,480,497.80x = 4,776,327,080,228,869
  5. Step 5: Solve for x
    x = 4,776,327,080,228,869/87,480,497.80
  6. Step 6: Final answer
    x = 54,598,764.30

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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.