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Finding the Third Proportional to 57,465,992 and 127,686,560

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Solution

The third proportional to 57,465,992 and 127,686,560 is: 283,713,149.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,465,992 : 127,686,560 = 127,686,560 : x
  2. Step 2: Convert to fraction form
    57,465,992/127,686,560 = 127,686,560/x
  3. Step 3: Cross multiply
    57,465,992x = 127,686,560 × 127,686,560
  4. Step 4: Simplify right side
    57,465,992x = 16,303,857,604,633,600
  5. Step 5: Solve for x
    x = 16,303,857,604,633,600/57,465,992
  6. Step 6: Final answer
    x = 283,713,149.94

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.