Home / 325,835,144.10-488,752,716.15-194,888,081.70

Finding the Fourth Proportional to 325,835,144.10, 488,752,716.15 and 194,888,081.70

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Solution

The fourth proportional to 325,835,144.10, 488,752,716.15 and 194,888,081.70 is: 292,332,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,835,144.10 : 488,752,716.15 = 194,888,081.70 : x
  2. Step 2: Convert to fraction form
    325,835,144.10/488,752,716.15 = 194,888,081.70/x
  3. Step 3: Cross multiply
    325,835,144.10x = 488,752,716.15 × 194,888,081.70
  4. Step 4: Simplify right side
    325,835,144.10x = 95,252,079,276,138,096
  5. Step 5: Solve for x
    x = 95,252,079,276,138,096/325,835,144.10
  6. Step 6: Final answer
    x = 292,332,122.55

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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.