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Finding the Third Proportional to 119,338,043 and 178,272,103

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Solution

The third proportional to 119,338,043 and 178,272,103 is: 266,310,238.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,338,043 : 178,272,103 = 178,272,103 : x
  2. Step 2: Convert to fraction form
    119,338,043/178,272,103 = 178,272,103/x
  3. Step 3: Cross multiply
    119,338,043x = 178,272,103 × 178,272,103
  4. Step 4: Simplify right side
    119,338,043x = 31,780,942,708,042,608
  5. Step 5: Solve for x
    x = 31,780,942,708,042,608/119,338,043
  6. Step 6: Final answer
    x = 266,310,238.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.