Home / 682,384,473,123.40-941,720,174,257.10-377,890,129,104.84

Finding the Fourth Proportional to 682,384,473,123.40, 941,720,174,257.10 and 377,890,129,104.84

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Solution

The fourth proportional to 682,384,473,123.40, 941,720,174,257.10 and 377,890,129,104.84 is: 521,504,770,766.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,384,473,123.40 : 941,720,174,257.10 = 377,890,129,104.84 : x
  2. Step 2: Convert to fraction form
    682,384,473,123.40/941,720,174,257.10 = 377,890,129,104.84/x
  3. Step 3: Cross multiply
    682,384,473,123.40x = 941,720,174,257.10 × 377,890,129,104.84
  4. Step 4: Simplify right side
    682,384,473,123.40x = 355,866,758,230,647,932,715,008
  5. Step 5: Solve for x
    x = 355,866,758,230,647,932,715,008/682,384,473,123.40
  6. Step 6: Final answer
    x = 521,504,770,766.22

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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.