Home / 694,472,557.92-958,373,179.83-376,932,917.85

Finding the Fourth Proportional to 694,472,557.92, 958,373,179.83 and 376,932,917.85

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Solution

The fourth proportional to 694,472,557.92, 958,373,179.83 and 376,932,917.85 is: 520,167,996.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,472,557.92 : 958,373,179.83 = 376,932,917.85 : x
  2. Step 2: Convert to fraction form
    694,472,557.92/958,373,179.83 = 376,932,917.85/x
  3. Step 3: Cross multiply
    694,472,557.92x = 958,373,179.83 × 376,932,917.85
  4. Step 4: Simplify right side
    694,472,557.92x = 361,242,399,062,504,704
  5. Step 5: Solve for x
    x = 361,242,399,062,504,704/694,472,557.92
  6. Step 6: Final answer
    x = 520,167,996.48

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Double scale
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1.5x scale

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.