Home / 141,050,591.28-211,479,297.12-71,829,402.48

Finding the Fourth Proportional to 141,050,591.28, 211,479,297.12 and 71,829,402.48

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Solution

The fourth proportional to 141,050,591.28, 211,479,297.12 and 71,829,402.48 is: 107,694,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,050,591.28 : 211,479,297.12 = 71,829,402.48 : x
  2. Step 2: Convert to fraction form
    141,050,591.28/211,479,297.12 = 71,829,402.48/x
  3. Step 3: Cross multiply
    141,050,591.28x = 211,479,297.12 × 71,829,402.48
  4. Step 4: Simplify right side
    141,050,591.28x = 15,190,431,549,019,986
  5. Step 5: Solve for x
    x = 15,190,431,549,019,986/141,050,591.28
  6. Step 6: Final answer
    x = 107,694,915.78

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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.