Home / 800,862,524.44-1,105,199,124.14-443,635,772.80

Finding the Fourth Proportional to 800,862,524.44, 1,105,199,124.14 and 443,635,772.80

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Solution

The fourth proportional to 800,862,524.44, 1,105,199,124.14 and 443,635,772.80 is: 612,222,263.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,862,524.44 : 1,105,199,124.14 = 443,635,772.80 : x
  2. Step 2: Convert to fraction form
    800,862,524.44/1,105,199,124.14 = 443,635,772.80/x
  3. Step 3: Cross multiply
    800,862,524.44x = 1,105,199,124.14 × 443,635,772.80
  4. Step 4: Simplify right side
    800,862,524.44x = 490,305,867,535,732,096
  5. Step 5: Solve for x
    x = 490,305,867,535,732,096/800,862,524.44
  6. Step 6: Final answer
    x = 612,222,263.59

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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.