Home / 327,110,263.70-490,669,669.50-108,760,605.86

Finding the Fourth Proportional to 327,110,263.70, 490,669,669.50 and 108,760,605.86

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Solution

The fourth proportional to 327,110,263.70, 490,669,669.50 and 108,760,605.86 is: 163,142,329.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,110,263.70 : 490,669,669.50 = 108,760,605.86 : x
  2. Step 2: Convert to fraction form
    327,110,263.70/490,669,669.50 = 108,760,605.86/x
  3. Step 3: Cross multiply
    327,110,263.70x = 490,669,669.50 × 108,760,605.86
  4. Step 4: Simplify right side
    327,110,263.70x = 53,365,530,531,945,960
  5. Step 5: Solve for x
    x = 53,365,530,531,945,960/327,110,263.70
  6. Step 6: Final answer
    x = 163,142,329.83

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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.