Home / 451,379,403.48-622,326,932.82-292,328,486.22

Finding the Fourth Proportional to 451,379,403.48, 622,326,932.82 and 292,328,486.22

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Solution

The fourth proportional to 451,379,403.48, 622,326,932.82 and 292,328,486.22 is: 403,039,856.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,379,403.48 : 622,326,932.82 = 292,328,486.22 : x
  2. Step 2: Convert to fraction form
    451,379,403.48/622,326,932.82 = 292,328,486.22/x
  3. Step 3: Cross multiply
    451,379,403.48x = 622,326,932.82 × 292,328,486.22
  4. Step 4: Simplify right side
    451,379,403.48x = 181,923,890,205,206,272
  5. Step 5: Solve for x
    x = 181,923,890,205,206,272/451,379,403.48
  6. Step 6: Final answer
    x = 403,039,856.94

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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.