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Finding the Third Proportional to 67,132,553 and 103,664,403

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Solution

The third proportional to 67,132,553 and 103,664,403 is: 160,075,968.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,132,553 : 103,664,403 = 103,664,403 : x
  2. Step 2: Convert to fraction form
    67,132,553/103,664,403 = 103,664,403/x
  3. Step 3: Cross multiply
    67,132,553x = 103,664,403 × 103,664,403
  4. Step 4: Simplify right side
    67,132,553x = 10,746,308,449,346,408
  5. Step 5: Solve for x
    x = 10,746,308,449,346,408/67,132,553
  6. Step 6: Final answer
    x = 160,075,968.65

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.