Home / 457,057,402.98-685,494,441.83-223,787,608.98

Finding the Fourth Proportional to 457,057,402.98, 685,494,441.83 and 223,787,608.98

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Solution

The fourth proportional to 457,057,402.98, 685,494,441.83 and 223,787,608.98 is: 335,636,532.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,057,402.98 : 685,494,441.83 = 223,787,608.98 : x
  2. Step 2: Convert to fraction form
    457,057,402.98/685,494,441.83 = 223,787,608.98/x
  3. Step 3: Cross multiply
    457,057,402.98x = 685,494,441.83 × 223,787,608.98
  4. Step 4: Simplify right side
    457,057,402.98x = 153,405,162,106,215,392
  5. Step 5: Solve for x
    x = 153,405,162,106,215,392/457,057,402.98
  6. Step 6: Final answer
    x = 335,636,532.97

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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.