Home / 2,215,244,277.44-3,057,978,391.20-1,380,281,379.12

Finding the Fourth Proportional to 2,215,244,277.44, 3,057,978,391.20 and 1,380,281,379.12

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Solution

The fourth proportional to 2,215,244,277.44, 3,057,978,391.20 and 1,380,281,379.12 is: 1,905,374,804.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,244,277.44 : 3,057,978,391.20 = 1,380,281,379.12 : x
  2. Step 2: Convert to fraction form
    2,215,244,277.44/3,057,978,391.20 = 1,380,281,379.12/x
  3. Step 3: Cross multiply
    2,215,244,277.44x = 3,057,978,391.20 × 1,380,281,379.12
  4. Step 4: Simplify right side
    2,215,244,277.44x = 4,220,870,631,124,694,016
  5. Step 5: Solve for x
    x = 4,220,870,631,124,694,016/2,215,244,277.44
  6. Step 6: Final answer
    x = 1,905,374,804.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.