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Finding the Third Proportional to 61,950,972 and 127,879,368

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Solution

The third proportional to 61,950,972 and 127,879,368 is: 263,968,945.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,950,972 : 127,879,368 = 127,879,368 : x
  2. Step 2: Convert to fraction form
    61,950,972/127,879,368 = 127,879,368/x
  3. Step 3: Cross multiply
    61,950,972x = 127,879,368 × 127,879,368
  4. Step 4: Simplify right side
    61,950,972x = 16,353,132,760,079,424
  5. Step 5: Solve for x
    x = 16,353,132,760,079,424/61,950,972
  6. Step 6: Final answer
    x = 263,968,945.64

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.