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Finding the Third Proportional to 42,628,212 and 92,425,284

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Solution

The third proportional to 42,628,212 and 92,425,284 is: 200,393,887.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,628,212 : 92,425,284 = 92,425,284 : x
  2. Step 2: Convert to fraction form
    42,628,212/92,425,284 = 92,425,284/x
  3. Step 3: Cross multiply
    42,628,212x = 92,425,284 × 92,425,284
  4. Step 4: Simplify right side
    42,628,212x = 8,542,433,122,480,656
  5. Step 5: Solve for x
    x = 8,542,433,122,480,656/42,628,212
  6. Step 6: Final answer
    x = 200,393,887.56

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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.