Home / 323,040,481.20-484,560,721.80-194,045,972.40

Finding the Fourth Proportional to 323,040,481.20, 484,560,721.80 and 194,045,972.40

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Solution

The fourth proportional to 323,040,481.20, 484,560,721.80 and 194,045,972.40 is: 291,068,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,040,481.20 : 484,560,721.80 = 194,045,972.40 : x
  2. Step 2: Convert to fraction form
    323,040,481.20/484,560,721.80 = 194,045,972.40/x
  3. Step 3: Cross multiply
    323,040,481.20x = 484,560,721.80 × 194,045,972.40
  4. Step 4: Simplify right side
    323,040,481.20x = 94,027,056,448,526,880
  5. Step 5: Solve for x
    x = 94,027,056,448,526,880/323,040,481.20
  6. Step 6: Final answer
    x = 291,068,958.60

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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.