Home / 368,431,515,454.26-508,461,801,260.90-203,629,489,255.27

Finding the Fourth Proportional to 368,431,515,454.26, 508,461,801,260.90 and 203,629,489,255.27

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Solution

The fourth proportional to 368,431,515,454.26, 508,461,801,260.90 and 203,629,489,255.27 is: 281,023,236,486.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,431,515,454.26 : 508,461,801,260.90 = 203,629,489,255.27 : x
  2. Step 2: Convert to fraction form
    368,431,515,454.26/508,461,801,260.90 = 203,629,489,255.27/x
  3. Step 3: Cross multiply
    368,431,515,454.26x = 508,461,801,260.90 × 203,629,489,255.27
  4. Step 4: Simplify right side
    368,431,515,454.26x = 103,537,816,896,571,673,935,872
  5. Step 5: Solve for x
    x = 103,537,816,896,571,673,935,872/368,431,515,454.26
  6. Step 6: Final answer
    x = 281,023,236,486.47

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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.