Home / 454,922,981,998.07-627,813,449,388.49-251,926,752,652.34

Finding the Fourth Proportional to 454,922,981,998.07, 627,813,449,388.49 and 251,926,752,652.34

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Solution

The fourth proportional to 454,922,981,998.07, 627,813,449,388.49 and 251,926,752,652.34 is: 347,669,847,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,922,981,998.07 : 627,813,449,388.49 = 251,926,752,652.34 : x
  2. Step 2: Convert to fraction form
    454,922,981,998.07/627,813,449,388.49 = 251,926,752,652.34/x
  3. Step 3: Cross multiply
    454,922,981,998.07x = 627,813,449,388.49 × 251,926,752,652.34
  4. Step 4: Simplify right side
    454,922,981,998.07x = 158,163,003,575,906,498,248,704
  5. Step 5: Solve for x
    x = 158,163,003,575,906,498,248,704/454,922,981,998.07
  6. Step 6: Final answer
    x = 347,669,847,061.23

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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.