Home / 345,783,594.72-517,844,297.73-197,782,467.91

Finding the Fourth Proportional to 345,783,594.72, 517,844,297.73 and 197,782,467.91

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Solution

The fourth proportional to 345,783,594.72, 517,844,297.73 and 197,782,467.91 is: 296,198,329.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,783,594.72 : 517,844,297.73 = 197,782,467.91 : x
  2. Step 2: Convert to fraction form
    345,783,594.72/517,844,297.73 = 197,782,467.91/x
  3. Step 3: Cross multiply
    345,783,594.72x = 517,844,297.73 × 197,782,467.91
  4. Step 4: Simplify right side
    345,783,594.72x = 102,420,523,198,160,208
  5. Step 5: Solve for x
    x = 102,420,523,198,160,208/345,783,594.72
  6. Step 6: Final answer
    x = 296,198,329.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.