Home / 126,863,998.20-190,295,997.30-88,600,246.20

Finding the Fourth Proportional to 126,863,998.20, 190,295,997.30 and 88,600,246.20

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Solution

The fourth proportional to 126,863,998.20, 190,295,997.30 and 88,600,246.20 is: 132,900,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,863,998.20 : 190,295,997.30 = 88,600,246.20 : x
  2. Step 2: Convert to fraction form
    126,863,998.20/190,295,997.30 = 88,600,246.20/x
  3. Step 3: Cross multiply
    126,863,998.20x = 190,295,997.30 × 88,600,246.20
  4. Step 4: Simplify right side
    126,863,998.20x = 16,860,272,211,654,536
  5. Step 5: Solve for x
    x = 16,860,272,211,654,536/126,863,998.20
  6. Step 6: Final answer
    x = 132,900,369.30

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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.