Home / 815,761,895.22-1,125,751,577.31-444,483,926.46

Finding the Fourth Proportional to 815,761,895.22, 1,125,751,577.31 and 444,483,926.46

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Solution

The fourth proportional to 815,761,895.22, 1,125,751,577.31 and 444,483,926.46 is: 613,387,906.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,761,895.22 : 1,125,751,577.31 = 444,483,926.46 : x
  2. Step 2: Convert to fraction form
    815,761,895.22/1,125,751,577.31 = 444,483,926.46/x
  3. Step 3: Cross multiply
    815,761,895.22x = 1,125,751,577.31 × 444,483,926.46
  4. Step 4: Simplify right side
    815,761,895.22x = 500,378,481,301,286,976
  5. Step 5: Solve for x
    x = 500,378,481,301,286,976/815,761,895.22
  6. Step 6: Final answer
    x = 613,387,906.73

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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.