Home / 493,198,961.05-680,454,424.47-336,293,662.60

Finding the Fourth Proportional to 493,198,961.05, 680,454,424.47 and 336,293,662.60

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Solution

The fourth proportional to 493,198,961.05, 680,454,424.47 and 336,293,662.60 is: 463,976,059.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,198,961.05 : 680,454,424.47 = 336,293,662.60 : x
  2. Step 2: Convert to fraction form
    493,198,961.05/680,454,424.47 = 336,293,662.60/x
  3. Step 3: Cross multiply
    493,198,961.05x = 680,454,424.47 × 336,293,662.60
  4. Step 4: Simplify right side
    493,198,961.05x = 228,832,510,637,391,392
  5. Step 5: Solve for x
    x = 228,832,510,637,391,392/493,198,961.05
  6. Step 6: Final answer
    x = 463,976,059.78

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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.