Home / 323,847,265.40-485,770,898.10-214,795,572.20

Finding the Fourth Proportional to 323,847,265.40, 485,770,898.10 and 214,795,572.20

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Solution

The fourth proportional to 323,847,265.40, 485,770,898.10 and 214,795,572.20 is: 322,193,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,847,265.40 : 485,770,898.10 = 214,795,572.20 : x
  2. Step 2: Convert to fraction form
    323,847,265.40/485,770,898.10 = 214,795,572.20/x
  3. Step 3: Cross multiply
    323,847,265.40x = 485,770,898.10 × 214,795,572.20
  4. Step 4: Simplify right side
    323,847,265.40x = 104,341,438,015,497,392
  5. Step 5: Solve for x
    x = 104,341,438,015,497,392/323,847,265.40
  6. Step 6: Final answer
    x = 322,193,358.30

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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.