Home / 8,857,372,136.80-13,287,971,392.80-2,647,165,187.20

Finding the Fourth Proportional to 8,857,372,136.80, 13,287,971,392.80 and 2,647,165,187.20

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Solution

The fourth proportional to 8,857,372,136.80, 13,287,971,392.80 and 2,647,165,187.20 is: 3,971,319,567.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,372,136.80 : 13,287,971,392.80 = 2,647,165,187.20 : x
  2. Step 2: Convert to fraction form
    8,857,372,136.80/13,287,971,392.80 = 2,647,165,187.20/x
  3. Step 3: Cross multiply
    8,857,372,136.80x = 13,287,971,392.80 × 2,647,165,187.20
  4. Step 4: Simplify right side
    8,857,372,136.80x = 35,175,455,279,529,652,224
  5. Step 5: Solve for x
    x = 35,175,455,279,529,652,224/8,857,372,136.80
  6. Step 6: Final answer
    x = 3,971,319,567.05

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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.