Home / 199,281,693.80-298,922,540.70-108,582,429.80

Finding the Fourth Proportional to 199,281,693.80, 298,922,540.70 and 108,582,429.80

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Solution

The fourth proportional to 199,281,693.80, 298,922,540.70 and 108,582,429.80 is: 162,873,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,281,693.80 : 298,922,540.70 = 108,582,429.80 : x
  2. Step 2: Convert to fraction form
    199,281,693.80/298,922,540.70 = 108,582,429.80/x
  3. Step 3: Cross multiply
    199,281,693.80x = 298,922,540.70 × 108,582,429.80
  4. Step 4: Simplify right side
    199,281,693.80x = 32,457,735,791,195,392
  5. Step 5: Solve for x
    x = 32,457,735,791,195,392/199,281,693.80
  6. Step 6: Final answer
    x = 162,873,644.70

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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.