Home / 220,386,902.32-304,124,806.78-119,915,753.03

Finding the Fourth Proportional to 220,386,902.32, 304,124,806.78 and 119,915,753.03

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Solution

The fourth proportional to 220,386,902.32, 304,124,806.78 and 119,915,753.03 is: 165,478,777.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,386,902.32 : 304,124,806.78 = 119,915,753.03 : x
  2. Step 2: Convert to fraction form
    220,386,902.32/304,124,806.78 = 119,915,753.03/x
  3. Step 3: Cross multiply
    220,386,902.32x = 304,124,806.78 × 119,915,753.03
  4. Step 4: Simplify right side
    220,386,902.32x = 36,469,355,220,126,944
  5. Step 5: Solve for x
    x = 36,469,355,220,126,944/220,386,902.32
  6. Step 6: Final answer
    x = 165,478,777.71

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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.