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Finding the Fourth Proportional to 181,978,337.40, 272,967,506.10 and 149,666,724.60

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Solution

The fourth proportional to 181,978,337.40, 272,967,506.10 and 149,666,724.60 is: 224,500,086.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,978,337.40 : 272,967,506.10 = 149,666,724.60 : x
  2. Step 2: Convert to fraction form
    181,978,337.40/272,967,506.10 = 149,666,724.60/x
  3. Step 3: Cross multiply
    181,978,337.40x = 272,967,506.10 × 149,666,724.60
  4. Step 4: Simplify right side
    181,978,337.40x = 40,854,152,560,217,520
  5. Step 5: Solve for x
    x = 40,854,152,560,217,520/181,978,337.40
  6. Step 6: Final answer
    x = 224,500,086.90

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