Home / 1,021,089,324.82-1,409,066,067.18-568,943,930.60

Finding the Fourth Proportional to 1,021,089,324.82, 1,409,066,067.18 and 568,943,930.60

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Solution

The fourth proportional to 1,021,089,324.82, 1,409,066,067.18 and 568,943,930.60 is: 785,121,896.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,089,324.82 : 1,409,066,067.18 = 568,943,930.60 : x
  2. Step 2: Convert to fraction form
    1,021,089,324.82/1,409,066,067.18 = 568,943,930.60/x
  3. Step 3: Cross multiply
    1,021,089,324.82x = 1,409,066,067.18 × 568,943,930.60
  4. Step 4: Simplify right side
    1,021,089,324.82x = 801,679,586,729,427,584
  5. Step 5: Solve for x
    x = 801,679,586,729,427,584/1,021,089,324.82
  6. Step 6: Final answer
    x = 785,121,896.04

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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.