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Finding the Fourth Proportional to 338,817,204.96, 507,978,035.28 and 108,655,277.28

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Solution

The fourth proportional to 338,817,204.96, 507,978,035.28 and 108,655,277.28 is: 162,903,457.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,817,204.96 : 507,978,035.28 = 108,655,277.28 : x
  2. Step 2: Convert to fraction form
    338,817,204.96/507,978,035.28 = 108,655,277.28/x
  3. Step 3: Cross multiply
    338,817,204.96x = 507,978,035.28 × 108,655,277.28
  4. Step 4: Simplify right side
    338,817,204.96x = 55,194,494,275,498,016
  5. Step 5: Solve for x
    x = 55,194,494,275,498,016/338,817,204.96
  6. Step 6: Final answer
    x = 162,903,457.87

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