Home / 300,923,930.72-415,320,416.22-183,517,366.92

Finding the Fourth Proportional to 300,923,930.72, 415,320,416.22 and 183,517,366.92

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Solution

The fourth proportional to 300,923,930.72, 415,320,416.22 and 183,517,366.92 is: 253,281,648.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,923,930.72 : 415,320,416.22 = 183,517,366.92 : x
  2. Step 2: Convert to fraction form
    300,923,930.72/415,320,416.22 = 183,517,366.92/x
  3. Step 3: Cross multiply
    300,923,930.72x = 415,320,416.22 × 183,517,366.92
  4. Step 4: Simplify right side
    300,923,930.72x = 76,218,509,212,812,864
  5. Step 5: Solve for x
    x = 76,218,509,212,812,864/300,923,930.72
  6. Step 6: Final answer
    x = 253,281,648.39

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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.