Home / 327,110,263.68-490,669,669.32-108,760,605.72

Finding the Fourth Proportional to 327,110,263.68, 490,669,669.32 and 108,760,605.72

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Solution

The fourth proportional to 327,110,263.68, 490,669,669.32 and 108,760,605.72 is: 163,142,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,110,263.68 : 490,669,669.32 = 108,760,605.72 : x
  2. Step 2: Convert to fraction form
    327,110,263.68/490,669,669.32 = 108,760,605.72/x
  3. Step 3: Cross multiply
    327,110,263.68x = 490,669,669.32 × 108,760,605.72
  4. Step 4: Simplify right side
    327,110,263.68x = 53,365,530,443,675,296
  5. Step 5: Solve for x
    x = 53,365,530,443,675,296/327,110,263.68
  6. Step 6: Final answer
    x = 163,142,329.57

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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.