Home / 539,321,935.31-744,052,497.45-313,222,428.62

Finding the Fourth Proportional to 539,321,935.31, 744,052,497.45 and 313,222,428.62

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Solution

The fourth proportional to 539,321,935.31, 744,052,497.45 and 313,222,428.62 is: 432,123,959.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,321,935.31 : 744,052,497.45 = 313,222,428.62 : x
  2. Step 2: Convert to fraction form
    539,321,935.31/744,052,497.45 = 313,222,428.62/x
  3. Step 3: Cross multiply
    539,321,935.31x = 744,052,497.45 × 313,222,428.62
  4. Step 4: Simplify right side
    539,321,935.31x = 233,053,930,272,065,376
  5. Step 5: Solve for x
    x = 233,053,930,272,065,376/539,321,935.31
  6. Step 6: Final answer
    x = 432,123,959.76

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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.