Home / 664,368,186.30-996,552,279.45-276,947,697.30

Finding the Fourth Proportional to 664,368,186.30, 996,552,279.45 and 276,947,697.30

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Solution

The fourth proportional to 664,368,186.30, 996,552,279.45 and 276,947,697.30 is: 415,421,545.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,368,186.30 : 996,552,279.45 = 276,947,697.30 : x
  2. Step 2: Convert to fraction form
    664,368,186.30/996,552,279.45 = 276,947,697.30/x
  3. Step 3: Cross multiply
    664,368,186.30x = 996,552,279.45 × 276,947,697.30
  4. Step 4: Simplify right side
    664,368,186.30x = 275,992,859,032,743,648
  5. Step 5: Solve for x
    x = 275,992,859,032,743,648/664,368,186.30
  6. Step 6: Final answer
    x = 415,421,545.95

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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.