Home / 439,543,886.70-659,410,308.45-132,867,000.30

Finding the Fourth Proportional to 439,543,886.70, 659,410,308.45 and 132,867,000.30

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Solution

The fourth proportional to 439,543,886.70, 659,410,308.45 and 132,867,000.30 is: 199,329,059.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,543,886.70 : 659,410,308.45 = 132,867,000.30 : x
  2. Step 2: Convert to fraction form
    439,543,886.70/659,410,308.45 = 132,867,000.30/x
  3. Step 3: Cross multiply
    439,543,886.70x = 659,410,308.45 × 132,867,000.30
  4. Step 4: Simplify right side
    439,543,886.70x = 87,613,869,650,649,248
  5. Step 5: Solve for x
    x = 87,613,869,650,649,248/439,543,886.70
  6. Step 6: Final answer
    x = 199,329,059.74

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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.