Home / 83,310,004.82-125,045,610.88-40,209,548.42

Finding the Fourth Proportional to 83,310,004.82, 125,045,610.88 and 40,209,548.42

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Solution

The fourth proportional to 83,310,004.82, 125,045,610.88 and 40,209,548.42 is: 60,353,225.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,310,004.82 : 125,045,610.88 = 40,209,548.42 : x
  2. Step 2: Convert to fraction form
    83,310,004.82/125,045,610.88 = 40,209,548.42/x
  3. Step 3: Cross multiply
    83,310,004.82x = 125,045,610.88 × 40,209,548.42
  4. Step 4: Simplify right side
    83,310,004.82x = 5,028,027,545,387,839
  5. Step 5: Solve for x
    x = 5,028,027,545,387,839/83,310,004.82
  6. Step 6: Final answer
    x = 60,353,225.96

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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.