Home / 800,297,104.46-1,104,386,284.35-443,080,801.75

Finding the Fourth Proportional to 800,297,104.46, 1,104,386,284.35 and 443,080,801.75

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Solution

The fourth proportional to 800,297,104.46, 1,104,386,284.35 and 443,080,801.75 is: 611,438,374.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,297,104.46 : 1,104,386,284.35 = 443,080,801.75 : x
  2. Step 2: Convert to fraction form
    800,297,104.46/1,104,386,284.35 = 443,080,801.75/x
  3. Step 3: Cross multiply
    800,297,104.46x = 1,104,386,284.35 × 443,080,801.75
  4. Step 4: Simplify right side
    800,297,104.46x = 489,332,360,309,286,080
  5. Step 5: Solve for x
    x = 489,332,360,309,286,080/800,297,104.46
  6. Step 6: Final answer
    x = 611,438,374.05

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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.