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Finding the Third Proportional to 103,633,932 and 221,616,769

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Solution

The third proportional to 103,633,932 and 221,616,769 is: 473,918,062.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,633,932 : 221,616,769 = 221,616,769 : x
  2. Step 2: Convert to fraction form
    103,633,932/221,616,769 = 221,616,769/x
  3. Step 3: Cross multiply
    103,633,932x = 221,616,769 × 221,616,769
  4. Step 4: Simplify right side
    103,633,932x = 49,113,992,301,999,360
  5. Step 5: Solve for x
    x = 49,113,992,301,999,360/103,633,932
  6. Step 6: Final answer
    x = 473,918,062.88

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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.