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Finding the Third Proportional to 167,856,646 and 361,222,458

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Solution

The third proportional to 167,856,646 and 361,222,458 is: 777,339,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,856,646 : 361,222,458 = 361,222,458 : x
  2. Step 2: Convert to fraction form
    167,856,646/361,222,458 = 361,222,458/x
  3. Step 3: Cross multiply
    167,856,646x = 361,222,458 × 361,222,458
  4. Step 4: Simplify right side
    167,856,646x = 130,481,664,163,561,760
  5. Step 5: Solve for x
    x = 130,481,664,163,561,760/167,856,646
  6. Step 6: Final answer
    x = 777,339,874.67

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