Home / 11,959,872,907.80-17,939,809,361.70-5,747,540,194.20

Finding the Fourth Proportional to 11,959,872,907.80, 17,939,809,361.70 and 5,747,540,194.20

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Solution

The fourth proportional to 11,959,872,907.80, 17,939,809,361.70 and 5,747,540,194.20 is: 8,621,310,291.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,959,872,907.80 : 17,939,809,361.70 = 5,747,540,194.20 : x
  2. Step 2: Convert to fraction form
    11,959,872,907.80/17,939,809,361.70 = 5,747,540,194.20/x
  3. Step 3: Cross multiply
    11,959,872,907.80x = 17,939,809,361.70 × 5,747,540,194.20
  4. Step 4: Simplify right side
    11,959,872,907.80x = 103,109,775,382,656,204,800
  5. Step 5: Solve for x
    x = 103,109,775,382,656,204,800/11,959,872,907.80
  6. Step 6: Final answer
    x = 8,621,310,291.30

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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.