Home / 122,498,292.24-169,045,514.78-66,744,170.85

Finding the Fourth Proportional to 122,498,292.24, 169,045,514.78 and 66,744,170.85

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Solution

The fourth proportional to 122,498,292.24, 169,045,514.78 and 66,744,170.85 is: 92,105,796.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,498,292.24 : 169,045,514.78 = 66,744,170.85 : x
  2. Step 2: Convert to fraction form
    122,498,292.24/169,045,514.78 = 66,744,170.85/x
  3. Step 3: Cross multiply
    122,498,292.24x = 169,045,514.78 × 66,744,170.85
  4. Step 4: Simplify right side
    122,498,292.24x = 11,282,802,720,069,380
  5. Step 5: Solve for x
    x = 11,282,802,720,069,380/122,498,292.24
  6. Step 6: Final answer
    x = 92,105,796.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.