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Finding the Third Proportional to 57,906,515.25 and 127,289,677.50

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Solution

The third proportional to 57,906,515.25 and 127,289,677.50 is: 279,807,236.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,906,515.25 : 127,289,677.50 = 127,289,677.50 : x
  2. Step 2: Convert to fraction form
    57,906,515.25/127,289,677.50 = 127,289,677.50/x
  3. Step 3: Cross multiply
    57,906,515.25x = 127,289,677.50 × 127,289,677.50
  4. Step 4: Simplify right side
    57,906,515.25x = 16,202,661,998,054,006
  5. Step 5: Solve for x
    x = 16,202,661,998,054,006/57,906,515.25
  6. Step 6: Final answer
    x = 279,807,236.34

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.