Home / 481,242,587.98-720,620,668.50-332,137,144.11

Finding the Fourth Proportional to 481,242,587.98, 720,620,668.50 and 332,137,144.11

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Solution

The fourth proportional to 481,242,587.98, 720,620,668.50 and 332,137,144.11 is: 497,347,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,242,587.98 : 720,620,668.50 = 332,137,144.11 : x
  2. Step 2: Convert to fraction form
    481,242,587.98/720,620,668.50 = 332,137,144.11/x
  3. Step 3: Cross multiply
    481,242,587.98x = 720,620,668.50 × 332,137,144.11
  4. Step 4: Simplify right side
    481,242,587.98x = 239,344,890,822,229,056
  5. Step 5: Solve for x
    x = 239,344,890,822,229,056/481,242,587.98
  6. Step 6: Final answer
    x = 497,347,692.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.