Home / 539,321,922.28-744,052,479.54-313,222,415.56

Finding the Fourth Proportional to 539,321,922.28, 744,052,479.54 and 313,222,415.56

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Solution

The fourth proportional to 539,321,922.28, 744,052,479.54 and 313,222,415.56 is: 432,123,941.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,321,922.28 : 744,052,479.54 = 313,222,415.56 : x
  2. Step 2: Convert to fraction form
    539,321,922.28/744,052,479.54 = 313,222,415.56/x
  3. Step 3: Cross multiply
    539,321,922.28x = 744,052,479.54 × 313,222,415.56
  4. Step 4: Simplify right side
    539,321,922.28x = 233,053,914,944,926,272
  5. Step 5: Solve for x
    x = 233,053,914,944,926,272/539,321,922.28
  6. Step 6: Final answer
    x = 432,123,941.78

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1.5x scale

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.