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Finding the Third Proportional to 51,739,718 and 86,227,673

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Solution

The third proportional to 51,739,718 and 86,227,673 is: 143,704,138.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,739,718 : 86,227,673 = 86,227,673 : x
  2. Step 2: Convert to fraction form
    51,739,718/86,227,673 = 86,227,673/x
  3. Step 3: Cross multiply
    51,739,718x = 86,227,673 × 86,227,673
  4. Step 4: Simplify right side
    51,739,718x = 7,435,211,590,994,929
  5. Step 5: Solve for x
    x = 7,435,211,590,994,929/51,739,718
  6. Step 6: Final answer
    x = 143,704,138.30

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.