Home / 2,646,608,645.12-3,970,505,032.32-806,505,336.32

Finding the Fourth Proportional to 2,646,608,645.12, 3,970,505,032.32 and 806,505,336.32

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Solution

The fourth proportional to 2,646,608,645.12, 3,970,505,032.32 and 806,505,336.32 is: 1,209,938,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,608,645.12 : 3,970,505,032.32 = 806,505,336.32 : x
  2. Step 2: Convert to fraction form
    2,646,608,645.12/3,970,505,032.32 = 806,505,336.32/x
  3. Step 3: Cross multiply
    2,646,608,645.12x = 3,970,505,032.32 × 806,505,336.32
  4. Step 4: Simplify right side
    2,646,608,645.12x = 3,202,233,496,451,494,400
  5. Step 5: Solve for x
    x = 3,202,233,496,451,494,400/2,646,608,645.12
  6. Step 6: Final answer
    x = 1,209,938,425.30

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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.