Home / 1,022,815,489.60-1,534,278,002.34-323,254,408.65

Finding the Fourth Proportional to 1,022,815,489.60, 1,534,278,002.34 and 323,254,408.65

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Solution

The fourth proportional to 1,022,815,489.60, 1,534,278,002.34 and 323,254,408.65 is: 484,898,922.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,815,489.60 : 1,534,278,002.34 = 323,254,408.65 : x
  2. Step 2: Convert to fraction form
    1,022,815,489.60/1,534,278,002.34 = 323,254,408.65/x
  3. Step 3: Cross multiply
    1,022,815,489.60x = 1,534,278,002.34 × 323,254,408.65
  4. Step 4: Simplify right side
    1,022,815,489.60x = 495,962,128,351,119,936
  5. Step 5: Solve for x
    x = 495,962,128,351,119,936/1,022,815,489.60
  6. Step 6: Final answer
    x = 484,898,922.04

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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.