Home / 691,314,352.31-954,087,738.49-423,567,872.58

Finding the Fourth Proportional to 691,314,352.31, 954,087,738.49 and 423,567,872.58

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Solution

The fourth proportional to 691,314,352.31, 954,087,738.49 and 423,567,872.58 is: 584,568,962.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,314,352.31 : 954,087,738.49 = 423,567,872.58 : x
  2. Step 2: Convert to fraction form
    691,314,352.31/954,087,738.49 = 423,567,872.58/x
  3. Step 3: Cross multiply
    691,314,352.31x = 954,087,738.49 × 423,567,872.58
  4. Step 4: Simplify right side
    691,314,352.31x = 404,120,913,645,813,696
  5. Step 5: Solve for x
    x = 404,120,913,645,813,696/691,314,352.31
  6. Step 6: Final answer
    x = 584,568,962.43

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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.