Home / 248,572,049.86-343,176,410.91-220,993,674.22

Finding the Fourth Proportional to 248,572,049.86, 343,176,410.91 and 220,993,674.22

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Solution

The fourth proportional to 248,572,049.86, 343,176,410.91 and 220,993,674.22 is: 305,101,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,572,049.86 : 343,176,410.91 = 220,993,674.22 : x
  2. Step 2: Convert to fraction form
    248,572,049.86/343,176,410.91 = 220,993,674.22/x
  3. Step 3: Cross multiply
    248,572,049.86x = 343,176,410.91 × 220,993,674.22
  4. Step 4: Simplify right side
    248,572,049.86x = 75,839,815,952,633,392
  5. Step 5: Solve for x
    x = 75,839,815,952,633,392/248,572,049.86
  6. Step 6: Final answer
    x = 305,101,945.27

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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.