Home / 160,886,917.44-222,028,963.92-91,275,232.32

Finding the Fourth Proportional to 160,886,917.44, 222,028,963.92 and 91,275,232.32

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Solution

The fourth proportional to 160,886,917.44, 222,028,963.92 and 91,275,232.32 is: 125,962,667.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,886,917.44 : 222,028,963.92 = 91,275,232.32 : x
  2. Step 2: Convert to fraction form
    160,886,917.44/222,028,963.92 = 91,275,232.32/x
  3. Step 3: Cross multiply
    160,886,917.44x = 222,028,963.92 × 91,275,232.32
  4. Step 4: Simplify right side
    160,886,917.44x = 20,265,745,263,566,896
  5. Step 5: Solve for x
    x = 20,265,745,263,566,896/160,886,917.44
  6. Step 6: Final answer
    x = 125,962,667.36

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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.