Home / 422,339,355.52-632,691,885.94-237,545,362.40

Finding the Fourth Proportional to 422,339,355.52, 632,691,885.94 and 237,545,362.40

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Solution

The fourth proportional to 422,339,355.52, 632,691,885.94 and 237,545,362.40 is: 355,858,437.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,339,355.52 : 632,691,885.94 = 237,545,362.40 : x
  2. Step 2: Convert to fraction form
    422,339,355.52/632,691,885.94 = 237,545,362.40/x
  3. Step 3: Cross multiply
    422,339,355.52x = 632,691,885.94 × 237,545,362.40
  4. Step 4: Simplify right side
    422,339,355.52x = 150,293,023,329,404,192
  5. Step 5: Solve for x
    x = 150,293,023,329,404,192/422,339,355.52
  6. Step 6: Final answer
    x = 355,858,437.93

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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.