Home / 80,402,134.84-110,924,888.34-47,342,179.24

Finding the Fourth Proportional to 80,402,134.84, 110,924,888.34 and 47,342,179.24

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Solution

The fourth proportional to 80,402,134.84, 110,924,888.34 and 47,342,179.24 is: 65,314,508.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,402,134.84 : 110,924,888.34 = 47,342,179.24 : x
  2. Step 2: Convert to fraction form
    80,402,134.84/110,924,888.34 = 47,342,179.24/x
  3. Step 3: Cross multiply
    80,402,134.84x = 110,924,888.34 × 47,342,179.24
  4. Step 4: Simplify right side
    80,402,134.84x = 5,251,425,945,969,266
  5. Step 5: Solve for x
    x = 5,251,425,945,969,266/80,402,134.84
  6. Step 6: Final answer
    x = 65,314,508.83

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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.