Home / 491,112,182.70-736,770,625.65-163,689,414.30

Finding the Fourth Proportional to 491,112,182.70, 736,770,625.65 and 163,689,414.30

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Solution

The fourth proportional to 491,112,182.70, 736,770,625.65 and 163,689,414.30 is: 245,568,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,112,182.70 : 736,770,625.65 = 163,689,414.30 : x
  2. Step 2: Convert to fraction form
    491,112,182.70/736,770,625.65 = 163,689,414.30/x
  3. Step 3: Cross multiply
    491,112,182.70x = 736,770,625.65 × 163,689,414.30
  4. Step 4: Simplify right side
    491,112,182.70x = 120,601,552,186,093,056
  5. Step 5: Solve for x
    x = 120,601,552,186,093,056/491,112,182.70
  6. Step 6: Final answer
    x = 245,568,235.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.