Home / 1,067,882,761.20-1,601,824,141.80-454,312,815.60

Finding the Fourth Proportional to 1,067,882,761.20, 1,601,824,141.80 and 454,312,815.60

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Solution

The fourth proportional to 1,067,882,761.20, 1,601,824,141.80 and 454,312,815.60 is: 681,469,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,882,761.20 : 1,601,824,141.80 = 454,312,815.60 : x
  2. Step 2: Convert to fraction form
    1,067,882,761.20/1,601,824,141.80 = 454,312,815.60/x
  3. Step 3: Cross multiply
    1,067,882,761.20x = 1,601,824,141.80 × 454,312,815.60
  4. Step 4: Simplify right side
    1,067,882,761.20x = 727,729,235,957,211,648
  5. Step 5: Solve for x
    x = 727,729,235,957,211,648/1,067,882,761.20
  6. Step 6: Final answer
    x = 681,469,223.40

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1.5x scale

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.