Home / 12,943,726,392.94-17,857,259,863.59-7,517,338,232.38

Finding the Fourth Proportional to 12,943,726,392.94, 17,857,259,863.59 and 7,517,338,232.38

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Solution

The fourth proportional to 12,943,726,392.94, 17,857,259,863.59 and 7,517,338,232.38 is: 10,370,974,959.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,943,726,392.94 : 17,857,259,863.59 = 7,517,338,232.38 : x
  2. Step 2: Convert to fraction form
    12,943,726,392.94/17,857,259,863.59 = 7,517,338,232.38/x
  3. Step 3: Cross multiply
    12,943,726,392.94x = 17,857,259,863.59 × 7,517,338,232.38
  4. Step 4: Simplify right side
    12,943,726,392.94x = 134,239,062,298,109,968,384
  5. Step 5: Solve for x
    x = 134,239,062,298,109,968,384/12,943,726,392.94
  6. Step 6: Final answer
    x = 10,370,974,959.06

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1.5x scale

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.