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Finding the Third Proportional to 42,255,245 and 91,737,785

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Solution

The third proportional to 42,255,245 and 91,737,785 is: 199,166,309.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,255,245 : 91,737,785 = 91,737,785 : x
  2. Step 2: Convert to fraction form
    42,255,245/91,737,785 = 91,737,785/x
  3. Step 3: Cross multiply
    42,255,245x = 91,737,785 × 91,737,785
  4. Step 4: Simplify right side
    42,255,245x = 8,415,821,196,706,225
  5. Step 5: Solve for x
    x = 8,415,821,196,706,225/42,255,245
  6. Step 6: Final answer
    x = 199,166,309.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.