Home / 5,188,367,129.58-7,784,922,250.44-2,823,986,120.58

Finding the Fourth Proportional to 5,188,367,129.58, 7,784,922,250.44 and 2,823,986,120.58

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Solution

The fourth proportional to 5,188,367,129.58, 7,784,922,250.44 and 2,823,986,120.58 is: 4,237,269,999.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,367,129.58 : 7,784,922,250.44 = 2,823,986,120.58 : x
  2. Step 2: Convert to fraction form
    5,188,367,129.58/7,784,922,250.44 = 2,823,986,120.58/x
  3. Step 3: Cross multiply
    5,188,367,129.58x = 7,784,922,250.44 × 2,823,986,120.58
  4. Step 4: Simplify right side
    5,188,367,129.58x = 21,984,512,385,036,976,128
  5. Step 5: Solve for x
    x = 21,984,512,385,036,976,128/5,188,367,129.58
  6. Step 6: Final answer
    x = 4,237,269,999.59

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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.