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Finding the Third Proportional to 35,456,348 and 77,638,747

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Solution

The third proportional to 35,456,348 and 77,638,747 is: 170,005,524.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456,348 : 77,638,747 = 77,638,747 : x
  2. Step 2: Convert to fraction form
    35,456,348/77,638,747 = 77,638,747/x
  3. Step 3: Cross multiply
    35,456,348x = 77,638,747 × 77,638,747
  4. Step 4: Simplify right side
    35,456,348x = 6,027,775,035,730,009
  5. Step 5: Solve for x
    x = 6,027,775,035,730,009/35,456,348
  6. Step 6: Final answer
    x = 170,005,524.42

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.