Home / 83,984,251.75-126,025,978.79-35,458,964.53

Finding the Fourth Proportional to 83,984,251.75, 126,025,978.79 and 35,458,964.53

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Solution

The fourth proportional to 83,984,251.75, 126,025,978.79 and 35,458,964.53 is: 53,209,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,984,251.75 : 126,025,978.79 = 35,458,964.53 : x
  2. Step 2: Convert to fraction form
    83,984,251.75/126,025,978.79 = 35,458,964.53/x
  3. Step 3: Cross multiply
    83,984,251.75x = 126,025,978.79 × 35,458,964.53
  4. Step 4: Simplify right side
    83,984,251.75x = 4,468,750,711,773,142.50
  5. Step 5: Solve for x
    x = 4,468,750,711,773,142.50/83,984,251.75
  6. Step 6: Final answer
    x = 53,209,388.89

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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.