Home / 8,809,173,736.40-13,213,760,604.60-5,326,321,998.80

Finding the Fourth Proportional to 8,809,173,736.40, 13,213,760,604.60 and 5,326,321,998.80

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Solution

The fourth proportional to 8,809,173,736.40, 13,213,760,604.60 and 5,326,321,998.80 is: 7,989,482,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809,173,736.40 : 13,213,760,604.60 = 5,326,321,998.80 : x
  2. Step 2: Convert to fraction form
    8,809,173,736.40/13,213,760,604.60 = 5,326,321,998.80/x
  3. Step 3: Cross multiply
    8,809,173,736.40x = 13,213,760,604.60 × 5,326,321,998.80
  4. Step 4: Simplify right side
    8,809,173,736.40x = 70,380,743,795,157,770,240
  5. Step 5: Solve for x
    x = 70,380,743,795,157,770,240/8,809,173,736.40
  6. Step 6: Final answer
    x = 7,989,482,998.20

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Double scale
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Similar ratio
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1.5x scale

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.