Home / 414,328,288.46-571,687,684.31-238,082,233.15

Finding the Fourth Proportional to 414,328,288.46, 571,687,684.31 and 238,082,233.15

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Solution

The fourth proportional to 414,328,288.46, 571,687,684.31 and 238,082,233.15 is: 328,504,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,328,288.46 : 571,687,684.31 = 238,082,233.15 : x
  2. Step 2: Convert to fraction form
    414,328,288.46/571,687,684.31 = 238,082,233.15/x
  3. Step 3: Cross multiply
    414,328,288.46x = 571,687,684.31 × 238,082,233.15
  4. Step 4: Simplify right side
    414,328,288.46x = 136,108,680,540,828,160
  5. Step 5: Solve for x
    x = 136,108,680,540,828,160/414,328,288.46
  6. Step 6: Final answer
    x = 328,504,435.57

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Why These Related Problems?

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