Home / 87,480,657.20-131,158,000.20-49,153,919.60

Finding the Fourth Proportional to 87,480,657.20, 131,158,000.20 and 49,153,919.60

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Solution

The fourth proportional to 87,480,657.20, 131,158,000.20 and 49,153,919.60 is: 73,695,488.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,480,657.20 : 131,158,000.20 = 49,153,919.60 : x
  2. Step 2: Convert to fraction form
    87,480,657.20/131,158,000.20 = 49,153,919.60/x
  3. Step 3: Cross multiply
    87,480,657.20x = 131,158,000.20 × 49,153,919.60
  4. Step 4: Simplify right side
    87,480,657.20x = 6,446,929,796,727,584
  5. Step 5: Solve for x
    x = 6,446,929,796,727,584/87,480,657.20
  6. Step 6: Final answer
    x = 73,695,488.84

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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.