Home / 583,979,268.36-805,891,642.62-319,662,768.92

Finding the Fourth Proportional to 583,979,268.36, 805,891,642.62 and 319,662,768.92

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Solution

The fourth proportional to 583,979,268.36, 805,891,642.62 and 319,662,768.92 is: 441,134,759.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,979,268.36 : 805,891,642.62 = 319,662,768.92 : x
  2. Step 2: Convert to fraction form
    583,979,268.36/805,891,642.62 = 319,662,768.92/x
  3. Step 3: Cross multiply
    583,979,268.36x = 805,891,642.62 × 319,662,768.92
  4. Step 4: Simplify right side
    583,979,268.36x = 257,613,553,929,396,288
  5. Step 5: Solve for x
    x = 257,613,553,929,396,288/583,979,268.36
  6. Step 6: Final answer
    x = 441,134,759.21

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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.