Home / 126,398,113.19-189,597,169.80-35,521,702.19

Finding the Fourth Proportional to 126,398,113.19, 189,597,169.80 and 35,521,702.19

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Solution

The fourth proportional to 126,398,113.19, 189,597,169.80 and 35,521,702.19 is: 53,282,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,398,113.19 : 189,597,169.80 = 35,521,702.19 : x
  2. Step 2: Convert to fraction form
    126,398,113.19/189,597,169.80 = 35,521,702.19/x
  3. Step 3: Cross multiply
    126,398,113.19x = 189,597,169.80 × 35,521,702.19
  4. Step 4: Simplify right side
    126,398,113.19x = 6,734,814,200,754,477
  5. Step 5: Solve for x
    x = 6,734,814,200,754,477/126,398,113.19
  6. Step 6: Final answer
    x = 53,282,553.28

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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.