Home / 80,190,747.72-110,663,277.17-43,521,318.72

Finding the Fourth Proportional to 80,190,747.72, 110,663,277.17 and 43,521,318.72

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Solution

The fourth proportional to 80,190,747.72, 110,663,277.17 and 43,521,318.72 is: 60,059,444.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,190,747.72 : 110,663,277.17 = 43,521,318.72 : x
  2. Step 2: Convert to fraction form
    80,190,747.72/110,663,277.17 = 43,521,318.72/x
  3. Step 3: Cross multiply
    80,190,747.72x = 110,663,277.17 × 43,521,318.72
  4. Step 4: Simplify right side
    80,190,747.72x = 4,816,211,756,097,663
  5. Step 5: Solve for x
    x = 4,816,211,756,097,663/80,190,747.72
  6. Step 6: Final answer
    x = 60,059,444.43

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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.