Home / 200,012,312.25-300,551,010.75

Finding the Third Proportional to 200,012,312.25 and 300,551,010.75

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Solution

The third proportional to 200,012,312.25 and 300,551,010.75 is: 451,626,747.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,012,312.25 : 300,551,010.75 = 300,551,010.75 : x
  2. Step 2: Convert to fraction form
    200,012,312.25/300,551,010.75 = 300,551,010.75/x
  3. Step 3: Cross multiply
    200,012,312.25x = 300,551,010.75 × 300,551,010.75
  4. Step 4: Simplify right side
    200,012,312.25x = 90,330,910,062,846,608
  5. Step 5: Solve for x
    x = 90,330,910,062,846,608/200,012,312.25
  6. Step 6: Final answer
    x = 451,626,747.61

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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.