Home / 122,481,736.20-183,722,604.30-54,324,427.95

Finding the Fourth Proportional to 122,481,736.20, 183,722,604.30 and 54,324,427.95

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Solution

The fourth proportional to 122,481,736.20, 183,722,604.30 and 54,324,427.95 is: 81,486,641.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,481,736.20 : 183,722,604.30 = 54,324,427.95 : x
  2. Step 2: Convert to fraction form
    122,481,736.20/183,722,604.30 = 54,324,427.95/x
  3. Step 3: Cross multiply
    122,481,736.20x = 183,722,604.30 × 54,324,427.95
  4. Step 4: Simplify right side
    122,481,736.20x = 9,980,625,380,081,712
  5. Step 5: Solve for x
    x = 9,980,625,380,081,712/122,481,736.20
  6. Step 6: Final answer
    x = 81,486,641.93

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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.