Home / 199,383,713.70-299,383,500.15-108,684,449.70

Finding the Fourth Proportional to 199,383,713.70, 299,383,500.15 and 108,684,449.70

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Solution

The fourth proportional to 199,383,713.70, 299,383,500.15 and 108,684,449.70 is: 163,194,527.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,383,713.70 : 299,383,500.15 = 108,684,449.70 : x
  2. Step 2: Convert to fraction form
    199,383,713.70/299,383,500.15 = 108,684,449.70/x
  3. Step 3: Cross multiply
    199,383,713.70x = 299,383,500.15 × 108,684,449.70
  4. Step 4: Simplify right side
    199,383,713.70x = 32,538,330,963,062,616
  5. Step 5: Solve for x
    x = 32,538,330,963,062,616/199,383,713.70
  6. Step 6: Final answer
    x = 163,194,527.57

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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.