Home / 5,388,914,530.80-8,083,371,796.20-3,320,971,311.60

Finding the Fourth Proportional to 5,388,914,530.80, 8,083,371,796.20 and 3,320,971,311.60

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Solution

The fourth proportional to 5,388,914,530.80, 8,083,371,796.20 and 3,320,971,311.60 is: 4,981,456,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,914,530.80 : 8,083,371,796.20 = 3,320,971,311.60 : x
  2. Step 2: Convert to fraction form
    5,388,914,530.80/8,083,371,796.20 = 3,320,971,311.60/x
  3. Step 3: Cross multiply
    5,388,914,530.80x = 8,083,371,796.20 × 3,320,971,311.60
  4. Step 4: Simplify right side
    5,388,914,530.80x = 26,844,645,836,176,760,832
  5. Step 5: Solve for x
    x = 26,844,645,836,176,760,832/5,388,914,530.80
  6. Step 6: Final answer
    x = 4,981,456,967.40

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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.