Home / 218,332,768.95-327,601,423.53-107,608,078.76

Finding the Fourth Proportional to 218,332,768.95, 327,601,423.53 and 107,608,078.76

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Solution

The fourth proportional to 218,332,768.95, 327,601,423.53 and 107,608,078.76 is: 161,462,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,332,768.95 : 327,601,423.53 = 107,608,078.76 : x
  2. Step 2: Convert to fraction form
    218,332,768.95/327,601,423.53 = 107,608,078.76/x
  3. Step 3: Cross multiply
    218,332,768.95x = 327,601,423.53 × 107,608,078.76
  4. Step 4: Simplify right side
    218,332,768.95x = 35,252,559,783,466,344
  5. Step 5: Solve for x
    x = 35,252,559,783,466,344/218,332,768.95
  6. Step 6: Final answer
    x = 161,462,523.25

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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.