Home / 202,990,289.40-280,126,869.68-110,170,797.24

Finding the Fourth Proportional to 202,990,289.40, 280,126,869.68 and 110,170,797.24

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Solution

The fourth proportional to 202,990,289.40, 280,126,869.68 and 110,170,797.24 is: 152,035,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,990,289.40 : 280,126,869.68 = 110,170,797.24 : x
  2. Step 2: Convert to fraction form
    202,990,289.40/280,126,869.68 = 110,170,797.24/x
  3. Step 3: Cross multiply
    202,990,289.40x = 280,126,869.68 × 110,170,797.24
  4. Step 4: Simplify right side
    202,990,289.40x = 30,861,800,560,991,184
  5. Step 5: Solve for x
    x = 30,861,800,560,991,184/202,990,289.40
  6. Step 6: Final answer
    x = 152,035,846.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.