Home / 317,791,469.20-476,696,149.30-87,760,553.86

Finding the Fourth Proportional to 317,791,469.20, 476,696,149.30 and 87,760,553.86

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Solution

The fourth proportional to 317,791,469.20, 476,696,149.30 and 87,760,553.86 is: 131,643,301.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,791,469.20 : 476,696,149.30 = 87,760,553.86 : x
  2. Step 2: Convert to fraction form
    317,791,469.20/476,696,149.30 = 87,760,553.86/x
  3. Step 3: Cross multiply
    317,791,469.20x = 476,696,149.30 × 87,760,553.86
  4. Step 4: Simplify right side
    317,791,469.20x = 41,835,118,085,497,256
  5. Step 5: Solve for x
    x = 41,835,118,085,497,256/317,791,469.20
  6. Step 6: Final answer
    x = 131,643,301.16

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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.