Home / 151,389,276.90-208,917,286.08-81,774,658.16

Finding the Fourth Proportional to 151,389,276.90, 208,917,286.08 and 81,774,658.16

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Solution

The fourth proportional to 151,389,276.90, 208,917,286.08 and 81,774,658.16 is: 112,849,073.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,389,276.90 : 208,917,286.08 = 81,774,658.16 : x
  2. Step 2: Convert to fraction form
    151,389,276.90/208,917,286.08 = 81,774,658.16/x
  3. Step 3: Cross multiply
    151,389,276.90x = 208,917,286.08 × 81,774,658.16
  4. Step 4: Simplify right side
    151,389,276.90x = 17,084,139,652,906,926
  5. Step 5: Solve for x
    x = 17,084,139,652,906,926/151,389,276.90
  6. Step 6: Final answer
    x = 112,849,073.61

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