Home / 414,828,116.40-622,161,450.96-119,702,487.72

Finding the Fourth Proportional to 414,828,116.40, 622,161,450.96 and 119,702,487.72

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Solution

The fourth proportional to 414,828,116.40, 622,161,450.96 and 119,702,487.72 is: 179,530,438.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,828,116.40 : 622,161,450.96 = 119,702,487.72 : x
  2. Step 2: Convert to fraction form
    414,828,116.40/622,161,450.96 = 119,702,487.72/x
  3. Step 3: Cross multiply
    414,828,116.40x = 622,161,450.96 × 119,702,487.72
  4. Step 4: Simplify right side
    414,828,116.40x = 74,474,273,443,396,784
  5. Step 5: Solve for x
    x = 74,474,273,443,396,784/414,828,116.40
  6. Step 6: Final answer
    x = 179,530,438.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.