Home / 641,202,251.10-962,425,326.24-309,442,734.12

Finding the Fourth Proportional to 641,202,251.10, 962,425,326.24 and 309,442,734.12

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Solution

The fourth proportional to 641,202,251.10, 962,425,326.24 and 309,442,734.12 is: 464,464,252.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,202,251.10 : 962,425,326.24 = 309,442,734.12 : x
  2. Step 2: Convert to fraction form
    641,202,251.10/962,425,326.24 = 309,442,734.12/x
  3. Step 3: Cross multiply
    641,202,251.10x = 962,425,326.24 × 309,442,734.12
  4. Step 4: Simplify right side
    641,202,251.10x = 297,815,524,338,038,592
  5. Step 5: Solve for x
    x = 297,815,524,338,038,592/641,202,251.10
  6. Step 6: Final answer
    x = 464,464,252.62

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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.