Home / 454,922,982,012.73-627,813,449,408.74-251,926,752,666.97

Finding the Fourth Proportional to 454,922,982,012.73, 627,813,449,408.74 and 251,926,752,666.97

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Solution

The fourth proportional to 454,922,982,012.73, 627,813,449,408.74 and 251,926,752,666.97 is: 347,669,847,081.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,922,982,012.73 : 627,813,449,408.74 = 251,926,752,666.97 : x
  2. Step 2: Convert to fraction form
    454,922,982,012.73/627,813,449,408.74 = 251,926,752,666.97/x
  3. Step 3: Cross multiply
    454,922,982,012.73x = 627,813,449,408.74 × 251,926,752,666.97
  4. Step 4: Simplify right side
    454,922,982,012.73x = 158,163,003,590,192,935,206,912
  5. Step 5: Solve for x
    x = 158,163,003,590,192,935,206,912/454,922,982,012.73
  6. Step 6: Final answer
    x = 347,669,847,081.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.