Home / 227,086,077.50-313,378,924.23-122,664,194.95

Finding the Fourth Proportional to 227,086,077.50, 313,378,924.23 and 122,664,194.95

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Solution

The fourth proportional to 227,086,077.50, 313,378,924.23 and 122,664,194.95 is: 169,276,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,086,077.50 : 313,378,924.23 = 122,664,194.95 : x
  2. Step 2: Convert to fraction form
    227,086,077.50/313,378,924.23 = 122,664,194.95/x
  3. Step 3: Cross multiply
    227,086,077.50x = 313,378,924.23 × 122,664,194.95
  4. Step 4: Simplify right side
    227,086,077.50x = 38,440,373,454,970,000
  5. Step 5: Solve for x
    x = 38,440,373,454,970,000/227,086,077.50
  6. Step 6: Final answer
    x = 169,276,663.18

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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.