Home / 2,257,421,544.03-3,386,568,382.81-858,297,030.72

Finding the Fourth Proportional to 2,257,421,544.03, 3,386,568,382.81 and 858,297,030.72

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Solution

The fourth proportional to 2,257,421,544.03, 3,386,568,382.81 and 858,297,030.72 is: 1,287,611,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,421,544.03 : 3,386,568,382.81 = 858,297,030.72 : x
  2. Step 2: Convert to fraction form
    2,257,421,544.03/3,386,568,382.81 = 858,297,030.72/x
  3. Step 3: Cross multiply
    2,257,421,544.03x = 3,386,568,382.81 × 858,297,030.72
  4. Step 4: Simplify right side
    2,257,421,544.03x = 2,906,681,587,281,090,560
  5. Step 5: Solve for x
    x = 2,906,681,587,281,090,560/2,257,421,544.03
  6. Step 6: Final answer
    x = 1,287,611,343.55

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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.