Home / 80,819,760.50-121,230,691.32-26,967,072.50

Finding the Fourth Proportional to 80,819,760.50, 121,230,691.32 and 26,967,072.50

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Solution

The fourth proportional to 80,819,760.50, 121,230,691.32 and 26,967,072.50 is: 40,450,959.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,819,760.50 : 121,230,691.32 = 26,967,072.50 : x
  2. Step 2: Convert to fraction form
    80,819,760.50/121,230,691.32 = 26,967,072.50/x
  3. Step 3: Cross multiply
    80,819,760.50x = 121,230,691.32 × 26,967,072.50
  4. Step 4: Simplify right side
    80,819,760.50x = 3,269,236,842,051,560.50
  5. Step 5: Solve for x
    x = 3,269,236,842,051,560.50/80,819,760.50
  6. Step 6: Final answer
    x = 40,450,959.29

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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.