Home / 159,877,230.18-220,618,263.92-90,269,481.66

Finding the Fourth Proportional to 159,877,230.18, 220,618,263.92 and 90,269,481.66

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Solution

The fourth proportional to 159,877,230.18, 220,618,263.92 and 90,269,481.66 is: 124,564,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,877,230.18 : 220,618,263.92 = 90,269,481.66 : x
  2. Step 2: Convert to fraction form
    159,877,230.18/220,618,263.92 = 90,269,481.66/x
  3. Step 3: Cross multiply
    159,877,230.18x = 220,618,263.92 × 90,269,481.66
  4. Step 4: Simplify right side
    159,877,230.18x = 19,915,096,328,336,132
  5. Step 5: Solve for x
    x = 19,915,096,328,336,132/159,877,230.18
  6. Step 6: Final answer
    x = 124,564,932.14

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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.