Home / 126,910,982.80-190,366,474.20-36,034,571.80

Finding the Fourth Proportional to 126,910,982.80, 190,366,474.20 and 36,034,571.80

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Solution

The fourth proportional to 126,910,982.80, 190,366,474.20 and 36,034,571.80 is: 54,051,857.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,910,982.80 : 190,366,474.20 = 36,034,571.80 : x
  2. Step 2: Convert to fraction form
    126,910,982.80/190,366,474.20 = 36,034,571.80/x
  3. Step 3: Cross multiply
    126,910,982.80x = 190,366,474.20 × 36,034,571.80
  4. Step 4: Simplify right side
    126,910,982.80x = 6,859,774,382,872,747
  5. Step 5: Solve for x
    x = 6,859,774,382,872,747/126,910,982.80
  6. Step 6: Final answer
    x = 54,051,857.70

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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.