Home / 69,640,750.76-96,102,213.90-39,870,402.80

Finding the Fourth Proportional to 69,640,750.76, 96,102,213.90 and 39,870,402.80

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Solution

The fourth proportional to 69,640,750.76, 96,102,213.90 and 39,870,402.80 is: 55,019,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,640,750.76 : 96,102,213.90 = 39,870,402.80 : x
  2. Step 2: Convert to fraction form
    69,640,750.76/96,102,213.90 = 39,870,402.80/x
  3. Step 3: Cross multiply
    69,640,750.76x = 96,102,213.90 × 39,870,402.80
  4. Step 4: Simplify right side
    69,640,750.76x = 3,831,633,978,164,759
  5. Step 5: Solve for x
    x = 3,831,633,978,164,759/69,640,750.76
  6. Step 6: Final answer
    x = 55,019,998.15

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