Home / 451,425,304,174.92-622,967,021,446.89-248,429,074,829.18

Finding the Fourth Proportional to 451,425,304,174.92, 622,967,021,446.89 and 248,429,074,829.18

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Solution

The fourth proportional to 451,425,304,174.92, 622,967,021,446.89 and 248,429,074,829.18 is: 342,832,179,223.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,425,304,174.92 : 622,967,021,446.89 = 248,429,074,829.18 : x
  2. Step 2: Convert to fraction form
    451,425,304,174.92/622,967,021,446.89 = 248,429,074,829.18/x
  3. Step 3: Cross multiply
    451,425,304,174.92x = 622,967,021,446.89 × 248,429,074,829.18
  4. Step 4: Simplify right side
    451,425,304,174.92x = 154,763,120,787,140,831,608,832
  5. Step 5: Solve for x
    x = 154,763,120,787,140,831,608,832/451,425,304,174.92
  6. Step 6: Final answer
    x = 342,832,179,223.99

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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.