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Finding the Third Proportional to 9,954,753,687 and 21,329,417,043

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Solution

The third proportional to 9,954,753,687 and 21,329,417,043 is: 45,701,184,147.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954,753,687 : 21,329,417,043 = 21,329,417,043 : x
  2. Step 2: Convert to fraction form
    9,954,753,687/21,329,417,043 = 21,329,417,043/x
  3. Step 3: Cross multiply
    9,954,753,687x = 21,329,417,043 × 21,329,417,043
  4. Step 4: Simplify right side
    9,954,753,687x = 454,944,031,394,218,835,968
  5. Step 5: Solve for x
    x = 454,944,031,394,218,835,968/9,954,753,687
  6. Step 6: Final answer
    x = 45,701,184,147.66

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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.