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Finding the Third Proportional to 167,856,723 and 361,222,618.50

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Solution

The third proportional to 167,856,723 and 361,222,618.50 is: 777,340,208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,856,723 : 361,222,618.50 = 361,222,618.50 : x
  2. Step 2: Convert to fraction form
    167,856,723/361,222,618.50 = 361,222,618.50/x
  3. Step 3: Cross multiply
    167,856,723x = 361,222,618.50 × 361,222,618.50
  4. Step 4: Simplify right side
    167,856,723x = 130,481,780,115,996,544
  5. Step 5: Solve for x
    x = 130,481,780,115,996,544/167,856,723
  6. Step 6: Final answer
    x = 777,340,208.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.