Home / 730,690,278.72-1,007,377,135.20-580,481,327.04

Finding the Fourth Proportional to 730,690,278.72, 1,007,377,135.20 and 580,481,327.04

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Solution

The fourth proportional to 730,690,278.72, 1,007,377,135.20 and 580,481,327.04 is: 800,289,306.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,690,278.72 : 1,007,377,135.20 = 580,481,327.04 : x
  2. Step 2: Convert to fraction form
    730,690,278.72/1,007,377,135.20 = 580,481,327.04/x
  3. Step 3: Cross multiply
    730,690,278.72x = 1,007,377,135.20 × 580,481,327.04
  4. Step 4: Simplify right side
    730,690,278.72x = 584,763,616,270,649,472
  5. Step 5: Solve for x
    x = 584,763,616,270,649,472/730,690,278.72
  6. Step 6: Final answer
    x = 800,289,306.29

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1.5x scale

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.