Home / 325,960,644.30-488,940,966.45-196,501,616.70

Finding the Fourth Proportional to 325,960,644.30, 488,940,966.45 and 196,501,616.70

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Solution

The fourth proportional to 325,960,644.30, 488,940,966.45 and 196,501,616.70 is: 294,752,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,960,644.30 : 488,940,966.45 = 196,501,616.70 : x
  2. Step 2: Convert to fraction form
    325,960,644.30/488,940,966.45 = 196,501,616.70/x
  3. Step 3: Cross multiply
    325,960,644.30x = 488,940,966.45 × 196,501,616.70
  4. Step 4: Simplify right side
    325,960,644.30x = 96,077,690,378,285,456
  5. Step 5: Solve for x
    x = 96,077,690,378,285,456/325,960,644.30
  6. Step 6: Final answer
    x = 294,752,425.05

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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.