Home / 396,576,008.10-594,864,012.15-274,132,001.70

Finding the Fourth Proportional to 396,576,008.10, 594,864,012.15 and 274,132,001.70

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Solution

The fourth proportional to 396,576,008.10, 594,864,012.15 and 274,132,001.70 is: 411,198,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,576,008.10 : 594,864,012.15 = 274,132,001.70 : x
  2. Step 2: Convert to fraction form
    396,576,008.10/594,864,012.15 = 274,132,001.70/x
  3. Step 3: Cross multiply
    396,576,008.10x = 594,864,012.15 × 274,132,001.70
  4. Step 4: Simplify right side
    396,576,008.10x = 163,071,262,389,972,608
  5. Step 5: Solve for x
    x = 163,071,262,389,972,608/396,576,008.10
  6. Step 6: Final answer
    x = 411,198,002.55

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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.