Home / 77,711,980.78-107,251,937.70-44,229,601.04

Finding the Fourth Proportional to 77,711,980.78, 107,251,937.70 and 44,229,601.04

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Solution

The fourth proportional to 77,711,980.78, 107,251,937.70 and 44,229,601.04 is: 61,042,201.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,711,980.78 : 107,251,937.70 = 44,229,601.04 : x
  2. Step 2: Convert to fraction form
    77,711,980.78/107,251,937.70 = 44,229,601.04/x
  3. Step 3: Cross multiply
    77,711,980.78x = 107,251,937.70 × 44,229,601.04
  4. Step 4: Simplify right side
    77,711,980.78x = 4,743,710,415,591,388
  5. Step 5: Solve for x
    x = 4,743,710,415,591,388/77,711,980.78
  6. Step 6: Final answer
    x = 61,042,201.83

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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.