Home / 379,147,333.70-568,721,000.55-336,100,612.70

Finding the Fourth Proportional to 379,147,333.70, 568,721,000.55 and 336,100,612.70

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Solution

The fourth proportional to 379,147,333.70, 568,721,000.55 and 336,100,612.70 is: 504,150,919.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,147,333.70 : 568,721,000.55 = 336,100,612.70 : x
  2. Step 2: Convert to fraction form
    379,147,333.70/568,721,000.55 = 336,100,612.70/x
  3. Step 3: Cross multiply
    379,147,333.70x = 568,721,000.55 × 336,100,612.70
  4. Step 4: Simplify right side
    379,147,333.70x = 191,147,476,740,212,000
  5. Step 5: Solve for x
    x = 191,147,476,740,212,000/379,147,333.70
  6. Step 6: Final answer
    x = 504,150,919.05

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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.