Home / 457,057,401.48-685,494,439.58-223,787,607.48

Finding the Fourth Proportional to 457,057,401.48, 685,494,439.58 and 223,787,607.48

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Solution

The fourth proportional to 457,057,401.48, 685,494,439.58 and 223,787,607.48 is: 335,636,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,057,401.48 : 685,494,439.58 = 223,787,607.48 : x
  2. Step 2: Convert to fraction form
    457,057,401.48/685,494,439.58 = 223,787,607.48/x
  3. Step 3: Cross multiply
    457,057,401.48x = 685,494,439.58 × 223,787,607.48
  4. Step 4: Simplify right side
    457,057,401.48x = 153,405,160,575,011,072
  5. Step 5: Solve for x
    x = 153,405,160,575,011,072/457,057,401.48
  6. Step 6: Final answer
    x = 335,636,530.73

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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.