Home / 694,472,556.92-958,373,178.46-376,932,916.86

Finding the Fourth Proportional to 694,472,556.92, 958,373,178.46 and 376,932,916.86

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Solution

The fourth proportional to 694,472,556.92, 958,373,178.46 and 376,932,916.86 is: 520,167,995.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,472,556.92 : 958,373,178.46 = 376,932,916.86 : x
  2. Step 2: Convert to fraction form
    694,472,556.92/958,373,178.46 = 376,932,916.86/x
  3. Step 3: Cross multiply
    694,472,556.92x = 958,373,178.46 × 376,932,916.86
  4. Step 4: Simplify right side
    694,472,556.92x = 361,242,397,597,317,120
  5. Step 5: Solve for x
    x = 361,242,397,597,317,120/694,472,556.92
  6. Step 6: Final answer
    x = 520,167,995.12

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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.