Home / 454,922,982,078.75-627,813,449,499.92-251,926,752,733.04

Finding the Fourth Proportional to 454,922,982,078.75, 627,813,449,499.92 and 251,926,752,733.04

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Solution

The fourth proportional to 454,922,982,078.75, 627,813,449,499.92 and 251,926,752,733.04 is: 347,669,847,172.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,922,982,078.75 : 627,813,449,499.92 = 251,926,752,733.04 : x
  2. Step 2: Convert to fraction form
    454,922,982,078.75/627,813,449,499.92 = 251,926,752,733.04/x
  3. Step 3: Cross multiply
    454,922,982,078.75x = 627,813,449,499.92 × 251,926,752,733.04
  4. Step 4: Simplify right side
    454,922,982,078.75x = 158,163,003,654,643,248,005,120
  5. Step 5: Solve for x
    x = 158,163,003,654,643,248,005,120/454,922,982,078.75
  6. Step 6: Final answer
    x = 347,669,847,172.65

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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.