Home / 179,613,906.40-269,420,859.60-115,043,824.90

Finding the Fourth Proportional to 179,613,906.40, 269,420,859.60 and 115,043,824.90

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Solution

The fourth proportional to 179,613,906.40, 269,420,859.60 and 115,043,824.90 is: 172,565,737.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,613,906.40 : 269,420,859.60 = 115,043,824.90 : x
  2. Step 2: Convert to fraction form
    179,613,906.40/269,420,859.60 = 115,043,824.90/x
  3. Step 3: Cross multiply
    179,613,906.40x = 269,420,859.60 × 115,043,824.90
  4. Step 4: Simplify right side
    179,613,906.40x = 30,995,206,196,229,888
  5. Step 5: Solve for x
    x = 30,995,206,196,229,888/179,613,906.40
  6. Step 6: Final answer
    x = 172,565,737.35

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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.