Home / 892,104,365,028.52-1,338,154,877,199.80-279,530,820,394.48

Finding the Fourth Proportional to 892,104,365,028.52, 1,338,154,877,199.80 and 279,530,820,394.48

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Solution

The fourth proportional to 892,104,365,028.52, 1,338,154,877,199.80 and 279,530,820,394.48 is: 419,295,707,208.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,104,365,028.52 : 1,338,154,877,199.80 = 279,530,820,394.48 : x
  2. Step 2: Convert to fraction form
    892,104,365,028.52/1,338,154,877,199.80 = 279,530,820,394.48/x
  3. Step 3: Cross multiply
    892,104,365,028.52x = 1,338,154,877,199.80 × 279,530,820,394.48
  4. Step 4: Simplify right side
    892,104,365,028.52x = 374,055,530,638,534,747,619,328
  5. Step 5: Solve for x
    x = 374,055,530,638,534,747,619,328/892,104,365,028.52
  6. Step 6: Final answer
    x = 419,295,707,208.63

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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.