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Finding the Third Proportional to 74,186,355 and 113,482,530

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Solution

The third proportional to 74,186,355 and 113,482,530 is: 173,593,710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,186,355 : 113,482,530 = 113,482,530 : x
  2. Step 2: Convert to fraction form
    74,186,355/113,482,530 = 113,482,530/x
  3. Step 3: Cross multiply
    74,186,355x = 113,482,530 × 113,482,530
  4. Step 4: Simplify right side
    74,186,355x = 12,878,284,615,200,900
  5. Step 5: Solve for x
    x = 12,878,284,615,200,900/74,186,355
  6. Step 6: Final answer
    x = 173,593,710.26

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.