Home / 126,279,766.62-189,424,918.17-40,016,264.22

Finding the Fourth Proportional to 126,279,766.62, 189,424,918.17 and 40,016,264.22

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Solution

The fourth proportional to 126,279,766.62, 189,424,918.17 and 40,016,264.22 is: 60,026,065.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,279,766.62 : 189,424,918.17 = 40,016,264.22 : x
  2. Step 2: Convert to fraction form
    126,279,766.62/189,424,918.17 = 40,016,264.22/x
  3. Step 3: Cross multiply
    126,279,766.62x = 189,424,918.17 × 40,016,264.22
  4. Step 4: Simplify right side
    126,279,766.62x = 7,580,077,575,342,598
  5. Step 5: Solve for x
    x = 7,580,077,575,342,598/126,279,766.62
  6. Step 6: Final answer
    x = 60,026,065.76

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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.