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Finding the Third Proportional to 49,177,860 and 79,015,590

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Solution

The third proportional to 49,177,860 and 79,015,590 is: 126,956,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,177,860 : 79,015,590 = 79,015,590 : x
  2. Step 2: Convert to fraction form
    49,177,860/79,015,590 = 79,015,590/x
  3. Step 3: Cross multiply
    49,177,860x = 79,015,590 × 79,015,590
  4. Step 4: Simplify right side
    49,177,860x = 6,243,463,463,048,100
  5. Step 5: Solve for x
    x = 6,243,463,463,048,100/49,177,860
  6. Step 6: Final answer
    x = 126,956,794.44

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.