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Finding the Third Proportional to 72,448,182 and 108,385,047

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Solution

The third proportional to 72,448,182 and 108,385,047 is: 162,147,870.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,448,182 : 108,385,047 = 108,385,047 : x
  2. Step 2: Convert to fraction form
    72,448,182/108,385,047 = 108,385,047/x
  3. Step 3: Cross multiply
    72,448,182x = 108,385,047 × 108,385,047
  4. Step 4: Simplify right side
    72,448,182x = 11,747,318,413,192,208
  5. Step 5: Solve for x
    x = 11,747,318,413,192,208/72,448,182
  6. Step 6: Final answer
    x = 162,147,870.23

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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.