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Finding the Third Proportional to 61,280,626 and 131,303,724

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Solution

The third proportional to 61,280,626 and 131,303,724 is: 281,339,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,280,626 : 131,303,724 = 131,303,724 : x
  2. Step 2: Convert to fraction form
    61,280,626/131,303,724 = 131,303,724/x
  3. Step 3: Cross multiply
    61,280,626x = 131,303,724 × 131,303,724
  4. Step 4: Simplify right side
    61,280,626x = 17,240,667,936,268,176
  5. Step 5: Solve for x
    x = 17,240,667,936,268,176/61,280,626
  6. Step 6: Final answer
    x = 281,339,618.43

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.