Home / 2,257,421,544.56-3,386,568,383.66-858,297,031.28

Finding the Fourth Proportional to 2,257,421,544.56, 3,386,568,383.66 and 858,297,031.28

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Solution

The fourth proportional to 2,257,421,544.56, 3,386,568,383.66 and 858,297,031.28 is: 1,287,611,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,421,544.56 : 3,386,568,383.66 = 858,297,031.28 : x
  2. Step 2: Convert to fraction form
    2,257,421,544.56/3,386,568,383.66 = 858,297,031.28/x
  3. Step 3: Cross multiply
    2,257,421,544.56x = 3,386,568,383.66 × 858,297,031.28
  4. Step 4: Simplify right side
    2,257,421,544.56x = 2,906,681,589,922,085,888
  5. Step 5: Solve for x
    x = 2,906,681,589,922,085,888/2,257,421,544.56
  6. Step 6: Final answer
    x = 1,287,611,344.42

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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.