Home / 451,425,304,191.42-622,967,021,469.66-248,429,074,845.69

Finding the Fourth Proportional to 451,425,304,191.42, 622,967,021,469.66 and 248,429,074,845.69

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Solution

The fourth proportional to 451,425,304,191.42, 622,967,021,469.66 and 248,429,074,845.69 is: 342,832,179,246.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,425,304,191.42 : 622,967,021,469.66 = 248,429,074,845.69 : x
  2. Step 2: Convert to fraction form
    451,425,304,191.42/622,967,021,469.66 = 248,429,074,845.69/x
  3. Step 3: Cross multiply
    451,425,304,191.42x = 622,967,021,469.66 × 248,429,074,845.69
  4. Step 4: Simplify right side
    451,425,304,191.42x = 154,763,120,803,082,743,578,624
  5. Step 5: Solve for x
    x = 154,763,120,803,082,743,578,624/451,425,304,191.42
  6. Step 6: Final answer
    x = 342,832,179,246.78

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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.