Home / 199,383,800.20-299,383,629.90-108,684,536.20

Finding the Fourth Proportional to 199,383,800.20, 299,383,629.90 and 108,684,536.20

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Solution

The fourth proportional to 199,383,800.20, 299,383,629.90 and 108,684,536.20 is: 163,194,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,383,800.20 : 299,383,629.90 = 108,684,536.20 : x
  2. Step 2: Convert to fraction form
    199,383,800.20/299,383,629.90 = 108,684,536.20/x
  3. Step 3: Cross multiply
    199,383,800.20x = 299,383,629.90 × 108,684,536.20
  4. Step 4: Simplify right side
    199,383,800.20x = 32,538,370,961,553,952
  5. Step 5: Solve for x
    x = 32,538,370,961,553,952/199,383,800.20
  6. Step 6: Final answer
    x = 163,194,657.38

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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.