Home / 132,869,897.10-199,517,422.05-100,558,284.30

Finding the Fourth Proportional to 132,869,897.10, 199,517,422.05 and 100,558,284.30

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Solution

The fourth proportional to 132,869,897.10, 199,517,422.05 and 100,558,284.30 is: 150,998,308.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,869,897.10 : 199,517,422.05 = 100,558,284.30 : x
  2. Step 2: Convert to fraction form
    132,869,897.10/199,517,422.05 = 100,558,284.30/x
  3. Step 3: Cross multiply
    132,869,897.10x = 199,517,422.05 × 100,558,284.30
  4. Step 4: Simplify right side
    132,869,897.10x = 20,063,129,649,306,988
  5. Step 5: Solve for x
    x = 20,063,129,649,306,988/132,869,897.10
  6. Step 6: Final answer
    x = 150,998,308.02

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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.