Home / 539,321,934.31-744,052,496.07-313,222,427.62

Finding the Fourth Proportional to 539,321,934.31, 744,052,496.07 and 313,222,427.62

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Solution

The fourth proportional to 539,321,934.31, 744,052,496.07 and 313,222,427.62 is: 432,123,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,321,934.31 : 744,052,496.07 = 313,222,427.62 : x
  2. Step 2: Convert to fraction form
    539,321,934.31/744,052,496.07 = 313,222,427.62/x
  3. Step 3: Cross multiply
    539,321,934.31x = 744,052,496.07 × 313,222,427.62
  4. Step 4: Simplify right side
    539,321,934.31x = 233,053,929,095,765,920
  5. Step 5: Solve for x
    x = 233,053,929,095,765,920/539,321,934.31
  6. Step 6: Final answer
    x = 432,123,958.38

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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.