Home / 218,313,421.90-327,470,132.85-160,917,793.90

Finding the Fourth Proportional to 218,313,421.90, 327,470,132.85 and 160,917,793.90

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Solution

The fourth proportional to 218,313,421.90, 327,470,132.85 and 160,917,793.90 is: 241,376,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,313,421.90 : 327,470,132.85 = 160,917,793.90 : x
  2. Step 2: Convert to fraction form
    218,313,421.90/327,470,132.85 = 160,917,793.90/x
  3. Step 3: Cross multiply
    218,313,421.90x = 327,470,132.85 × 160,917,793.90
  4. Step 4: Simplify right side
    218,313,421.90x = 52,695,771,346,361,928
  5. Step 5: Solve for x
    x = 52,695,771,346,361,928/218,313,421.90
  6. Step 6: Final answer
    x = 241,376,690.85

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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.