Home / 454,922,874,520.95-627,813,301,069.85-251,926,645,175.26

Finding the Fourth Proportional to 454,922,874,520.95, 627,813,301,069.85 and 251,926,645,175.26

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Solution

The fourth proportional to 454,922,874,520.95, 627,813,301,069.85 and 251,926,645,175.26 is: 347,669,698,740.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,922,874,520.95 : 627,813,301,069.85 = 251,926,645,175.26 : x
  2. Step 2: Convert to fraction form
    454,922,874,520.95/627,813,301,069.85 = 251,926,645,175.26/x
  3. Step 3: Cross multiply
    454,922,874,520.95x = 627,813,301,069.85 × 251,926,645,175.26
  4. Step 4: Simplify right side
    454,922,874,520.95x = 158,162,898,734,932,786,413,568
  5. Step 5: Solve for x
    x = 158,162,898,734,932,786,413,568/454,922,874,520.95
  6. Step 6: Final answer
    x = 347,669,698,740.66

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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.