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Finding the Fourth Proportional to 448,368,958.68, 672,508,028.52 and 120,877,576.68

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Solution

The fourth proportional to 448,368,958.68, 672,508,028.52 and 120,877,576.68 is: 181,304,122.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,368,958.68 : 672,508,028.52 = 120,877,576.68 : x
  2. Step 2: Convert to fraction form
    448,368,958.68/672,508,028.52 = 120,877,576.68/x
  3. Step 3: Cross multiply
    448,368,958.68x = 672,508,028.52 × 120,877,576.68
  4. Step 4: Simplify right side
    448,368,958.68x = 81,291,140,785,341,936
  5. Step 5: Solve for x
    x = 81,291,140,785,341,936/448,368,958.68
  6. Step 6: Final answer
    x = 181,304,122.89

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