Home / 126,398,112.19-189,597,168.30-35,521,701.19

Finding the Fourth Proportional to 126,398,112.19, 189,597,168.30 and 35,521,701.19

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Solution

The fourth proportional to 126,398,112.19, 189,597,168.30 and 35,521,701.19 is: 53,282,551.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,398,112.19 : 189,597,168.30 = 35,521,701.19 : x
  2. Step 2: Convert to fraction form
    126,398,112.19/189,597,168.30 = 35,521,701.19/x
  3. Step 3: Cross multiply
    126,398,112.19x = 189,597,168.30 × 35,521,701.19
  4. Step 4: Simplify right side
    126,398,112.19x = 6,734,813,957,874,755
  5. Step 5: Solve for x
    x = 6,734,813,957,874,755/126,398,112.19
  6. Step 6: Final answer
    x = 53,282,551.78

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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.