Home / 805,083,202.90-1,207,425,349.92-344,969,195.86

Finding the Fourth Proportional to 805,083,202.90, 1,207,425,349.92 and 344,969,195.86

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Solution

The fourth proportional to 805,083,202.90, 1,207,425,349.92 and 344,969,195.86 is: 517,368,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,083,202.90 : 1,207,425,349.92 = 344,969,195.86 : x
  2. Step 2: Convert to fraction form
    805,083,202.90/1,207,425,349.92 = 344,969,195.86/x
  3. Step 3: Cross multiply
    805,083,202.90x = 1,207,425,349.92 × 344,969,195.86
  4. Step 4: Simplify right side
    805,083,202.90x = 416,524,552,022,881,536
  5. Step 5: Solve for x
    x = 416,524,552,022,881,536/805,083,202.90
  6. Step 6: Final answer
    x = 517,368,329.79

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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.