Home / 202,899,623.28-280,002,017.92-110,080,131.13

Finding the Fourth Proportional to 202,899,623.28, 280,002,017.92 and 110,080,131.13

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Solution

The fourth proportional to 202,899,623.28, 280,002,017.92 and 110,080,131.13 is: 151,910,872.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,899,623.28 : 280,002,017.92 = 110,080,131.13 : x
  2. Step 2: Convert to fraction form
    202,899,623.28/280,002,017.92 = 110,080,131.13/x
  3. Step 3: Cross multiply
    202,899,623.28x = 280,002,017.92 × 110,080,131.13
  4. Step 4: Simplify right side
    202,899,623.28x = 30,822,658,847,898,200
  5. Step 5: Solve for x
    x = 30,822,658,847,898,200/202,899,623.28
  6. Step 6: Final answer
    x = 151,910,872.72

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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.