Home / 77,711,989.23-107,251,949.34-44,229,609.50

Finding the Fourth Proportional to 77,711,989.23, 107,251,949.34 and 44,229,609.50

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Solution

The fourth proportional to 77,711,989.23, 107,251,949.34 and 44,229,609.50 is: 61,042,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,711,989.23 : 107,251,949.34 = 44,229,609.50 : x
  2. Step 2: Convert to fraction form
    77,711,989.23/107,251,949.34 = 44,229,609.50/x
  3. Step 3: Cross multiply
    77,711,989.23x = 107,251,949.34 × 44,229,609.50
  4. Step 4: Simplify right side
    77,711,989.23x = 4,743,711,836,885,723
  5. Step 5: Solve for x
    x = 4,743,711,836,885,723/77,711,989.23
  6. Step 6: Final answer
    x = 61,042,213.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.