Home / 12,954,374,987.91-19,902,965,426.30

Finding the Third Proportional to 12,954,374,987.91 and 19,902,965,426.30

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Solution

The third proportional to 12,954,374,987.91 and 19,902,965,426.30 is: 30,578,706,663.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954,374,987.91 : 19,902,965,426.30 = 19,902,965,426.30 : x
  2. Step 2: Convert to fraction form
    12,954,374,987.91/19,902,965,426.30 = 19,902,965,426.30/x
  3. Step 3: Cross multiply
    12,954,374,987.91x = 19,902,965,426.30 × 19,902,965,426.30
  4. Step 4: Simplify right side
    12,954,374,987.91x = 396,128,032,760,373,772,288
  5. Step 5: Solve for x
    x = 396,128,032,760,373,772,288/12,954,374,987.91
  6. Step 6: Final answer
    x = 30,578,706,663.21

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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.