Home / 300,950,202,794.78-415,311,347,647.12-165,619,383,230.95

Finding the Fourth Proportional to 300,950,202,794.78, 415,311,347,647.12 and 165,619,383,230.95

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Solution

The fourth proportional to 300,950,202,794.78, 415,311,347,647.12 and 165,619,383,230.95 is: 228,554,786,165.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,950,202,794.78 : 415,311,347,647.12 = 165,619,383,230.95 : x
  2. Step 2: Convert to fraction form
    300,950,202,794.78/415,311,347,647.12 = 165,619,383,230.95/x
  3. Step 3: Cross multiply
    300,950,202,794.78x = 415,311,347,647.12 × 165,619,383,230.95
  4. Step 4: Simplify right side
    300,950,202,794.78x = 68,783,609,246,130,674,597,888
  5. Step 5: Solve for x
    x = 68,783,609,246,130,674,597,888/300,950,202,794.78
  6. Step 6: Final answer
    x = 228,554,786,165.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.