Home / 800,297,103.96-1,104,386,283.66-443,080,801.25

Finding the Fourth Proportional to 800,297,103.96, 1,104,386,283.66 and 443,080,801.25

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Solution

The fourth proportional to 800,297,103.96, 1,104,386,283.66 and 443,080,801.25 is: 611,438,373.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,297,103.96 : 1,104,386,283.66 = 443,080,801.25 : x
  2. Step 2: Convert to fraction form
    800,297,103.96/1,104,386,283.66 = 443,080,801.25/x
  3. Step 3: Cross multiply
    800,297,103.96x = 1,104,386,283.66 × 443,080,801.25
  4. Step 4: Simplify right side
    800,297,103.96x = 489,332,359,448,060,672
  5. Step 5: Solve for x
    x = 489,332,359,448,060,672/800,297,103.96
  6. Step 6: Final answer
    x = 611,438,373.36

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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.