Home / 300,848,006.37-415,017,453-196,487,165.73

Finding the Fourth Proportional to 300,848,006.37, 415,017,453 and 196,487,165.73

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Solution

The fourth proportional to 300,848,006.37, 415,017,453 and 196,487,165.73 is: 271,052,496.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,848,006.37 : 415,017,453 = 196,487,165.73 : x
  2. Step 2: Convert to fraction form
    300,848,006.37/415,017,453 = 196,487,165.73/x
  3. Step 3: Cross multiply
    300,848,006.37x = 415,017,453 × 196,487,165.73
  4. Step 4: Simplify right side
    300,848,006.37x = 81,545,603,068,453,488
  5. Step 5: Solve for x
    x = 81,545,603,068,453,488/300,848,006.37
  6. Step 6: Final answer
    x = 271,052,496.08

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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.