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Finding the Third Proportional to 15,129,411,991.50 and 33,108,873,560

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Solution

The third proportional to 15,129,411,991.50 and 33,108,873,560 is: 72,454,733,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,129,411,991.50 : 33,108,873,560 = 33,108,873,560 : x
  2. Step 2: Convert to fraction form
    15,129,411,991.50/33,108,873,560 = 33,108,873,560/x
  3. Step 3: Cross multiply
    15,129,411,991.50x = 33,108,873,560 × 33,108,873,560
  4. Step 4: Simplify right side
    15,129,411,991.50x = 1,096,197,508,412,067,020,800
  5. Step 5: Solve for x
    x = 1,096,197,508,412,067,020,800/15,129,411,991.50
  6. Step 6: Final answer
    x = 72,454,733,140.19

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.