Home / 451,425,304,170.67-622,967,021,441.05-248,429,074,824.92

Finding the Fourth Proportional to 451,425,304,170.67, 622,967,021,441.05 and 248,429,074,824.92

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Solution

The fourth proportional to 451,425,304,170.67, 622,967,021,441.05 and 248,429,074,824.92 is: 342,832,179,218.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,425,304,170.67 : 622,967,021,441.05 = 248,429,074,824.92 : x
  2. Step 2: Convert to fraction form
    451,425,304,170.67/622,967,021,441.05 = 248,429,074,824.92/x
  3. Step 3: Cross multiply
    451,425,304,170.67x = 622,967,021,441.05 × 248,429,074,824.92
  4. Step 4: Simplify right side
    451,425,304,170.67x = 154,763,120,783,036,185,051,136
  5. Step 5: Solve for x
    x = 154,763,120,783,036,185,051,136/451,425,304,170.67
  6. Step 6: Final answer
    x = 342,832,179,218.13

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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.