Home / 179,613,909.10-269,420,863.65-161,438,626.90

Finding the Fourth Proportional to 179,613,909.10, 269,420,863.65 and 161,438,626.90

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Solution

The fourth proportional to 179,613,909.10, 269,420,863.65 and 161,438,626.90 is: 242,157,940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,613,909.10 : 269,420,863.65 = 161,438,626.90 : x
  2. Step 2: Convert to fraction form
    179,613,909.10/269,420,863.65 = 161,438,626.90/x
  3. Step 3: Cross multiply
    179,613,909.10x = 269,420,863.65 × 161,438,626.90
  4. Step 4: Simplify right side
    179,613,909.10x = 43,494,934,285,868,120
  5. Step 5: Solve for x
    x = 43,494,934,285,868,120/179,613,909.10
  6. Step 6: Final answer
    x = 242,157,940.35

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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.