Home / 672,188,026.50-927,635,879.07-374,827,366.44

Finding the Fourth Proportional to 672,188,026.50, 927,635,879.07 and 374,827,366.44

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Solution

The fourth proportional to 672,188,026.50, 927,635,879.07 and 374,827,366.44 is: 517,270,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,188,026.50 : 927,635,879.07 = 374,827,366.44 : x
  2. Step 2: Convert to fraction form
    672,188,026.50/927,635,879.07 = 374,827,366.44/x
  3. Step 3: Cross multiply
    672,188,026.50x = 927,635,879.07 × 374,827,366.44
  4. Step 4: Simplify right side
    672,188,026.50x = 347,703,313,567,062,464
  5. Step 5: Solve for x
    x = 347,703,313,567,062,464/672,188,026.50
  6. Step 6: Final answer
    x = 517,270,912.10

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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.