Home / 195,720,002.10-293,580,003.15-131,222,747.70

Finding the Fourth Proportional to 195,720,002.10, 293,580,003.15 and 131,222,747.70

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Solution

The fourth proportional to 195,720,002.10, 293,580,003.15 and 131,222,747.70 is: 196,834,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,720,002.10 : 293,580,003.15 = 131,222,747.70 : x
  2. Step 2: Convert to fraction form
    195,720,002.10/293,580,003.15 = 131,222,747.70/x
  3. Step 3: Cross multiply
    195,720,002.10x = 293,580,003.15 × 131,222,747.70
  4. Step 4: Simplify right side
    195,720,002.10x = 38,524,374,683,117,656
  5. Step 5: Solve for x
    x = 38,524,374,683,117,656/195,720,002.10
  6. Step 6: Final answer
    x = 196,834,121.55

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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.