Home / 199,281,704.80-298,922,557.20-108,582,440.80

Finding the Fourth Proportional to 199,281,704.80, 298,922,557.20 and 108,582,440.80

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Solution

The fourth proportional to 199,281,704.80, 298,922,557.20 and 108,582,440.80 is: 162,873,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,281,704.80 : 298,922,557.20 = 108,582,440.80 : x
  2. Step 2: Convert to fraction form
    199,281,704.80/298,922,557.20 = 108,582,440.80/x
  3. Step 3: Cross multiply
    199,281,704.80x = 298,922,557.20 × 108,582,440.80
  4. Step 4: Simplify right side
    199,281,704.80x = 32,457,740,870,953,612
  5. Step 5: Solve for x
    x = 32,457,740,870,953,612/199,281,704.80
  6. Step 6: Final answer
    x = 162,873,661.20

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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.