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Finding the Fourth Proportional to 181,978,517.40, 272,967,776.10 and 149,666,904.60

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Solution

The fourth proportional to 181,978,517.40, 272,967,776.10 and 149,666,904.60 is: 224,500,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,978,517.40 : 272,967,776.10 = 149,666,904.60 : x
  2. Step 2: Convert to fraction form
    181,978,517.40/272,967,776.10 = 149,666,904.60/x
  3. Step 3: Cross multiply
    181,978,517.40x = 272,967,776.10 × 149,666,904.60
  4. Step 4: Simplify right side
    181,978,517.40x = 40,854,242,104,432,864
  5. Step 5: Solve for x
    x = 40,854,242,104,432,864/181,978,517.40
  6. Step 6: Final answer
    x = 224,500,356.90

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