Home / 217,744,340.40-326,609,512.20-72,184,618.80

Finding the Fourth Proportional to 217,744,340.40, 326,609,512.20 and 72,184,618.80

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Solution

The fourth proportional to 217,744,340.40, 326,609,512.20 and 72,184,618.80 is: 108,274,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,744,340.40 : 326,609,512.20 = 72,184,618.80 : x
  2. Step 2: Convert to fraction form
    217,744,340.40/326,609,512.20 = 72,184,618.80/x
  3. Step 3: Cross multiply
    217,744,340.40x = 326,609,512.20 × 72,184,618.80
  4. Step 4: Simplify right side
    217,744,340.40x = 23,576,183,134,610,948
  5. Step 5: Solve for x
    x = 23,576,183,134,610,948/217,744,340.40
  6. Step 6: Final answer
    x = 108,274,608.15

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