Home / 202,899,621.85-280,002,015.94-110,080,129.69

Finding the Fourth Proportional to 202,899,621.85, 280,002,015.94 and 110,080,129.69

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Solution

The fourth proportional to 202,899,621.85, 280,002,015.94 and 110,080,129.69 is: 151,910,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,899,621.85 : 280,002,015.94 = 110,080,129.69 : x
  2. Step 2: Convert to fraction form
    202,899,621.85/280,002,015.94 = 110,080,129.69/x
  3. Step 3: Cross multiply
    202,899,621.85x = 280,002,015.94 × 110,080,129.69
  4. Step 4: Simplify right side
    202,899,621.85x = 30,822,658,227,161,440
  5. Step 5: Solve for x
    x = 30,822,658,227,161,440/202,899,621.85
  6. Step 6: Final answer
    x = 151,910,870.74

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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.