Home / 8,857,371,964.80-13,287,971,134.80-2,647,165,015.20

Finding the Fourth Proportional to 8,857,371,964.80, 13,287,971,134.80 and 2,647,165,015.20

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Solution

The fourth proportional to 8,857,371,964.80, 13,287,971,134.80 and 2,647,165,015.20 is: 3,971,319,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,371,964.80 : 13,287,971,134.80 = 2,647,165,015.20 : x
  2. Step 2: Convert to fraction form
    8,857,371,964.80/13,287,971,134.80 = 2,647,165,015.20/x
  3. Step 3: Cross multiply
    8,857,371,964.80x = 13,287,971,134.80 × 2,647,165,015.20
  4. Step 4: Simplify right side
    8,857,371,964.80x = 35,175,452,311,029,997,568
  5. Step 5: Solve for x
    x = 35,175,452,311,029,997,568/8,857,371,964.80
  6. Step 6: Final answer
    x = 3,971,319,309.03

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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.