Home / 805,102,904.90-1,207,229,204.55-344,520,704.90

Finding the Fourth Proportional to 805,102,904.90, 1,207,229,204.55 and 344,520,704.90

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Solution

The fourth proportional to 805,102,904.90, 1,207,229,204.55 and 344,520,704.90 is: 516,599,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,102,904.90 : 1,207,229,204.55 = 344,520,704.90 : x
  2. Step 2: Convert to fraction form
    805,102,904.90/1,207,229,204.55 = 344,520,704.90/x
  3. Step 3: Cross multiply
    805,102,904.90x = 1,207,229,204.55 × 344,520,704.90
  4. Step 4: Simplify right side
    805,102,904.90x = 415,915,456,527,432,256
  5. Step 5: Solve for x
    x = 415,915,456,527,432,256/805,102,904.90
  6. Step 6: Final answer
    x = 516,599,125.40

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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.