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Finding the Third Proportional to 816,705,110 and 1,255,334,253

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Solution

The third proportional to 816,705,110 and 1,255,334,253 is: 1,929,538,663.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,705,110 : 1,255,334,253 = 1,255,334,253 : x
  2. Step 2: Convert to fraction form
    816,705,110/1,255,334,253 = 1,255,334,253/x
  3. Step 3: Cross multiply
    816,705,110x = 1,255,334,253 × 1,255,334,253
  4. Step 4: Simplify right side
    816,705,110x = 1,575,864,086,755,067,904
  5. Step 5: Solve for x
    x = 1,575,864,086,755,067,904/816,705,110
  6. Step 6: Final answer
    x = 1,929,538,663.91

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.