Home / 67,265,998.20-100,898,997.30-63,906,766.20

Finding the Fourth Proportional to 67,265,998.20, 100,898,997.30 and 63,906,766.20

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Solution

The fourth proportional to 67,265,998.20, 100,898,997.30 and 63,906,766.20 is: 95,860,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,265,998.20 : 100,898,997.30 = 63,906,766.20 : x
  2. Step 2: Convert to fraction form
    67,265,998.20/100,898,997.30 = 63,906,766.20/x
  3. Step 3: Cross multiply
    67,265,998.20x = 100,898,997.30 × 63,906,766.20
  4. Step 4: Simplify right side
    67,265,998.20x = 6,448,128,630,265,531
  5. Step 5: Solve for x
    x = 6,448,128,630,265,531/67,265,998.20
  6. Step 6: Final answer
    x = 95,860,149.30

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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.