Home / 542,982,054.54-814,723,569.56-247,967,613.18

Finding the Fourth Proportional to 542,982,054.54, 814,723,569.56 and 247,967,613.18

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Solution

The fourth proportional to 542,982,054.54, 814,723,569.56 and 247,967,613.18 is: 372,065,811.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,982,054.54 : 814,723,569.56 = 247,967,613.18 : x
  2. Step 2: Convert to fraction form
    542,982,054.54/814,723,569.56 = 247,967,613.18/x
  3. Step 3: Cross multiply
    542,982,054.54x = 814,723,569.56 × 247,967,613.18
  4. Step 4: Simplify right side
    542,982,054.54x = 202,025,058,944,043,072
  5. Step 5: Solve for x
    x = 202,025,058,944,043,072/542,982,054.54
  6. Step 6: Final answer
    x = 372,065,811.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.