Home / 220,193,819.74-303,865,334.86-119,722,255.52

Finding the Fourth Proportional to 220,193,819.74, 303,865,334.86 and 119,722,255.52

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Solution

The fourth proportional to 220,193,819.74, 303,865,334.86 and 119,722,255.52 is: 165,215,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,193,819.74 : 303,865,334.86 = 119,722,255.52 : x
  2. Step 2: Convert to fraction form
    220,193,819.74/303,865,334.86 = 119,722,255.52/x
  3. Step 3: Cross multiply
    220,193,819.74x = 303,865,334.86 × 119,722,255.52
  4. Step 4: Simplify right side
    220,193,819.74x = 36,379,443,262,521,632
  5. Step 5: Solve for x
    x = 36,379,443,262,521,632/220,193,819.74
  6. Step 6: Final answer
    x = 165,215,551.03

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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.