Home / 381,104,059.84-571,659,601.92-108,474,752.32

Finding the Fourth Proportional to 381,104,059.84, 571,659,601.92 and 108,474,752.32

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Solution

The fourth proportional to 381,104,059.84, 571,659,601.92 and 108,474,752.32 is: 162,713,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,104,059.84 : 571,659,601.92 = 108,474,752.32 : x
  2. Step 2: Convert to fraction form
    381,104,059.84/571,659,601.92 = 108,474,752.32/x
  3. Step 3: Cross multiply
    381,104,059.84x = 571,659,601.92 × 108,474,752.32
  4. Step 4: Simplify right side
    381,104,059.84x = 62,010,633,729,621,784
  5. Step 5: Solve for x
    x = 62,010,633,729,621,784/381,104,059.84
  6. Step 6: Final answer
    x = 162,713,128.16

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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.