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Finding the Third Proportional to 53,444,812 and 82,621,524

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Solution

The third proportional to 53,444,812 and 82,621,524 is: 127,726,452.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,444,812 : 82,621,524 = 82,621,524 : x
  2. Step 2: Convert to fraction form
    53,444,812/82,621,524 = 82,621,524/x
  3. Step 3: Cross multiply
    53,444,812x = 82,621,524 × 82,621,524
  4. Step 4: Simplify right side
    53,444,812x = 6,826,316,228,082,576
  5. Step 5: Solve for x
    x = 6,826,316,228,082,576/53,444,812
  6. Step 6: Final answer
    x = 127,726,452.25

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.