Home / 18,402,612,078.44-27,565,261,111.29-11,676,291,735.60

Finding the Fourth Proportional to 18,402,612,078.44, 27,565,261,111.29 and 11,676,291,735.60

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Solution

The fourth proportional to 18,402,612,078.44, 27,565,261,111.29 and 11,676,291,735.60 is: 17,489,910,080.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402,612,078.44 : 27,565,261,111.29 = 11,676,291,735.60 : x
  2. Step 2: Convert to fraction form
    18,402,612,078.44/27,565,261,111.29 = 11,676,291,735.60/x
  3. Step 3: Cross multiply
    18,402,612,078.44x = 27,565,261,111.29 × 11,676,291,735.60
  4. Step 4: Simplify right side
    18,402,612,078.44x = 321,860,030,503,411,515,392
  5. Step 5: Solve for x
    x = 321,860,030,503,411,515,392/18,402,612,078.44
  6. Step 6: Final answer
    x = 17,489,910,080.79

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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.