Home / 472,280,506.20-708,553,469.70-229,951,315.80

Finding the Fourth Proportional to 472,280,506.20, 708,553,469.70 and 229,951,315.80

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Solution

The fourth proportional to 472,280,506.20, 708,553,469.70 and 229,951,315.80 is: 344,991,589.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,280,506.20 : 708,553,469.70 = 229,951,315.80 : x
  2. Step 2: Convert to fraction form
    472,280,506.20/708,553,469.70 = 229,951,315.80/x
  3. Step 3: Cross multiply
    472,280,506.20x = 708,553,469.70 × 229,951,315.80
  4. Step 4: Simplify right side
    472,280,506.20x = 162,932,802,672,170,464
  5. Step 5: Solve for x
    x = 162,932,802,672,170,464/472,280,506.20
  6. Step 6: Final answer
    x = 344,991,589.81

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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.