Home / 112,721,181.60-168,838,833.96-76,128,351.84

Finding the Fourth Proportional to 112,721,181.60, 168,838,833.96 and 76,128,351.84

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Solution

The fourth proportional to 112,721,181.60, 168,838,833.96 and 76,128,351.84 is: 114,028,454.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,721,181.60 : 168,838,833.96 = 76,128,351.84 : x
  2. Step 2: Convert to fraction form
    112,721,181.60/168,838,833.96 = 76,128,351.84/x
  3. Step 3: Cross multiply
    112,721,181.60x = 168,838,833.96 × 76,128,351.84
  4. Step 4: Simplify right side
    112,721,181.60x = 12,853,422,155,962,222
  5. Step 5: Solve for x
    x = 12,853,422,155,962,222/112,721,181.60
  6. Step 6: Final answer
    x = 114,028,454.75

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