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Finding the Third Proportional to 11,326,537,458 and 15,748,644,987

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Solution

The third proportional to 11,326,537,458 and 15,748,644,987 is: 21,897,232,039.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326,537,458 : 15,748,644,987 = 15,748,644,987 : x
  2. Step 2: Convert to fraction form
    11,326,537,458/15,748,644,987 = 15,748,644,987/x
  3. Step 3: Cross multiply
    11,326,537,458x = 15,748,644,987 × 15,748,644,987
  4. Step 4: Simplify right side
    11,326,537,458x = 248,019,818,926,560,215,040
  5. Step 5: Solve for x
    x = 248,019,818,926,560,215,040/11,326,537,458
  6. Step 6: Final answer
    x = 21,897,232,039.91

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.