Home / 128,873,529.27-193,055,200.97-112,717,722.87

Finding the Fourth Proportional to 128,873,529.27, 193,055,200.97 and 112,717,722.87

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Solution

The fourth proportional to 128,873,529.27, 193,055,200.97 and 112,717,722.87 is: 168,853,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,873,529.27 : 193,055,200.97 = 112,717,722.87 : x
  2. Step 2: Convert to fraction form
    128,873,529.27/193,055,200.97 = 112,717,722.87/x
  3. Step 3: Cross multiply
    128,873,529.27x = 193,055,200.97 × 112,717,722.87
  4. Step 4: Simplify right side
    128,873,529.27x = 21,760,742,640,985,028
  5. Step 5: Solve for x
    x = 21,760,742,640,985,028/128,873,529.27
  6. Step 6: Final answer
    x = 168,853,470.25

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