Home / 726,778,204.11-1,002,957,995.48-413,512,411.59

Finding the Fourth Proportional to 726,778,204.11, 1,002,957,995.48 and 413,512,411.59

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Solution

The fourth proportional to 726,778,204.11, 1,002,957,995.48 and 413,512,411.59 is: 570,649,445.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,778,204.11 : 1,002,957,995.48 = 413,512,411.59 : x
  2. Step 2: Convert to fraction form
    726,778,204.11/1,002,957,995.48 = 413,512,411.59/x
  3. Step 3: Cross multiply
    726,778,204.11x = 1,002,957,995.48 × 413,512,411.59
  4. Step 4: Simplify right side
    726,778,204.11x = 414,735,579,432,339,520
  5. Step 5: Solve for x
    x = 414,735,579,432,339,520/726,778,204.11
  6. Step 6: Final answer
    x = 570,649,445.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.