Home / 502,315,960.32-693,040,230.36-293,321,341.44

Finding the Fourth Proportional to 502,315,960.32, 693,040,230.36 and 293,321,341.44

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Solution

The fourth proportional to 502,315,960.32, 693,040,230.36 and 293,321,341.44 is: 404,692,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,315,960.32 : 693,040,230.36 = 293,321,341.44 : x
  2. Step 2: Convert to fraction form
    502,315,960.32/693,040,230.36 = 293,321,341.44/x
  3. Step 3: Cross multiply
    502,315,960.32x = 693,040,230.36 × 293,321,341.44
  4. Step 4: Simplify right side
    502,315,960.32x = 203,283,490,041,081,824
  5. Step 5: Solve for x
    x = 203,283,490,041,081,824/502,315,960.32
  6. Step 6: Final answer
    x = 404,692,476.65

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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.