Home / 141,050,517.42-211,479,186.87-71,829,328.44

Finding the Fourth Proportional to 141,050,517.42, 211,479,186.87 and 71,829,328.44

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Solution

The fourth proportional to 141,050,517.42, 211,479,186.87 and 71,829,328.44 is: 107,694,805.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,050,517.42 : 211,479,186.87 = 71,829,328.44 : x
  2. Step 2: Convert to fraction form
    141,050,517.42/211,479,186.87 = 71,829,328.44/x
  3. Step 3: Cross multiply
    141,050,517.42x = 211,479,186.87 × 71,829,328.44
  4. Step 4: Simplify right side
    141,050,517.42x = 15,190,407,971,909,366
  5. Step 5: Solve for x
    x = 15,190,407,971,909,366/141,050,517.42
  6. Step 6: Final answer
    x = 107,694,805.02

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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.