Home / 126,368,625-189,560,028.18-35,485,128.12

Finding the Fourth Proportional to 126,368,625, 189,560,028.18 and 35,485,128.12

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Solution

The fourth proportional to 126,368,625, 189,560,028.18 and 35,485,128.12 is: 53,229,683.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,368,625 : 189,560,028.18 = 35,485,128.12 : x
  2. Step 2: Convert to fraction form
    126,368,625/189,560,028.18 = 35,485,128.12/x
  3. Step 3: Cross multiply
    126,368,625x = 189,560,028.18 × 35,485,128.12
  4. Step 4: Simplify right side
    126,368,625x = 6,726,561,886,398,110
  5. Step 5: Solve for x
    x = 6,726,561,886,398,110/126,368,625
  6. Step 6: Final answer
    x = 53,229,683.29

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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.