Home / 67,268,232.20-100,902,348.30-63,909,000.20

Finding the Fourth Proportional to 67,268,232.20, 100,902,348.30 and 63,909,000.20

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Solution

The fourth proportional to 67,268,232.20, 100,902,348.30 and 63,909,000.20 is: 95,863,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,268,232.20 : 100,902,348.30 = 63,909,000.20 : x
  2. Step 2: Convert to fraction form
    67,268,232.20/100,902,348.30 = 63,909,000.20/x
  3. Step 3: Cross multiply
    67,268,232.20x = 100,902,348.30 × 63,909,000.20
  4. Step 4: Simplify right side
    67,268,232.20x = 6,448,568,197,685,170
  5. Step 5: Solve for x
    x = 6,448,568,197,685,170/67,268,232.20
  6. Step 6: Final answer
    x = 95,863,500.30

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Double scale
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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.