Home / 408,190,961.82-563,287,300.14-240,981,084.30

Finding the Fourth Proportional to 408,190,961.82, 563,287,300.14 and 240,981,084.30

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Solution

The fourth proportional to 408,190,961.82, 563,287,300.14 and 240,981,084.30 is: 332,544,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,190,961.82 : 563,287,300.14 = 240,981,084.30 : x
  2. Step 2: Convert to fraction form
    408,190,961.82/563,287,300.14 = 240,981,084.30/x
  3. Step 3: Cross multiply
    408,190,961.82x = 563,287,300.14 × 240,981,084.30
  4. Step 4: Simplify right side
    408,190,961.82x = 135,741,584,360,156,752
  5. Step 5: Solve for x
    x = 135,741,584,360,156,752/408,190,961.82
  6. Step 6: Final answer
    x = 332,544,316.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.