Home / 368,431,515,456.02-508,461,801,263.31-203,629,489,257.01

Finding the Fourth Proportional to 368,431,515,456.02, 508,461,801,263.31 and 203,629,489,257.01

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Solution

The fourth proportional to 368,431,515,456.02, 508,461,801,263.31 and 203,629,489,257.01 is: 281,023,236,488.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,431,515,456.02 : 508,461,801,263.31 = 203,629,489,257.01 : x
  2. Step 2: Convert to fraction form
    368,431,515,456.02/508,461,801,263.31 = 203,629,489,257.01/x
  3. Step 3: Cross multiply
    368,431,515,456.02x = 508,461,801,263.31 × 203,629,489,257.01
  4. Step 4: Simplify right side
    368,431,515,456.02x = 103,537,816,897,947,137,212,416
  5. Step 5: Solve for x
    x = 103,537,816,897,947,137,212,416/368,431,515,456.02
  6. Step 6: Final answer
    x = 281,023,236,488.86

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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.