Home / 239,855,383.36-331,000,539.78-129,847,096.36

Finding the Fourth Proportional to 239,855,383.36, 331,000,539.78 and 129,847,096.36

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Solution

The fourth proportional to 239,855,383.36, 331,000,539.78 and 129,847,096.36 is: 179,189,052.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,855,383.36 : 331,000,539.78 = 129,847,096.36 : x
  2. Step 2: Convert to fraction form
    239,855,383.36/331,000,539.78 = 129,847,096.36/x
  3. Step 3: Cross multiply
    239,855,383.36x = 331,000,539.78 × 129,847,096.36
  4. Step 4: Simplify right side
    239,855,383.36x = 42,979,458,984,025,672
  5. Step 5: Solve for x
    x = 42,979,458,984,025,672/239,855,383.36
  6. Step 6: Final answer
    x = 179,189,052.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.