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Finding the Third Proportional to 54,929,076 and 80,712,036

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Solution

The third proportional to 54,929,076 and 80,712,036 is: 118,597,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,929,076 : 80,712,036 = 80,712,036 : x
  2. Step 2: Convert to fraction form
    54,929,076/80,712,036 = 80,712,036/x
  3. Step 3: Cross multiply
    54,929,076x = 80,712,036 × 80,712,036
  4. Step 4: Simplify right side
    54,929,076x = 6,514,432,755,265,296
  5. Step 5: Solve for x
    x = 6,514,432,755,265,296/54,929,076
  6. Step 6: Final answer
    x = 118,597,166.19

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.