Home / 2,257,421,541.46-3,386,568,378.96-858,297,028.15

Finding the Fourth Proportional to 2,257,421,541.46, 3,386,568,378.96 and 858,297,028.15

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Solution

The fourth proportional to 2,257,421,541.46, 3,386,568,378.96 and 858,297,028.15 is: 1,287,611,339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,421,541.46 : 3,386,568,378.96 = 858,297,028.15 : x
  2. Step 2: Convert to fraction form
    2,257,421,541.46/3,386,568,378.96 = 858,297,028.15/x
  3. Step 3: Cross multiply
    2,257,421,541.46x = 3,386,568,378.96 × 858,297,028.15
  4. Step 4: Simplify right side
    2,257,421,541.46x = 2,906,681,575,288,131,072
  5. Step 5: Solve for x
    x = 2,906,681,575,288,131,072/2,257,421,541.46
  6. Step 6: Final answer
    x = 1,287,611,339.71

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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.