Home / 202,990,753.74-280,127,516.67-110,171,262.78

Finding the Fourth Proportional to 202,990,753.74, 280,127,516.67 and 110,171,262.78

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Solution

The fourth proportional to 202,990,753.74, 280,127,516.67 and 110,171,262.78 is: 152,036,492.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,990,753.74 : 280,127,516.67 = 110,171,262.78 : x
  2. Step 2: Convert to fraction form
    202,990,753.74/280,127,516.67 = 110,171,262.78/x
  3. Step 3: Cross multiply
    202,990,753.74x = 280,127,516.67 × 110,171,262.78
  4. Step 4: Simplify right side
    202,990,753.74x = 30,862,002,250,959,404
  5. Step 5: Solve for x
    x = 30,862,002,250,959,404/202,990,753.74
  6. Step 6: Final answer
    x = 152,036,492.71

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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.