Home / 234,224,839.62-323,231,120.19-129,804,687.54

Finding the Fourth Proportional to 234,224,839.62, 323,231,120.19 and 129,804,687.54

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Solution

The fourth proportional to 234,224,839.62, 323,231,120.19 and 129,804,687.54 is: 179,130,935.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,224,839.62 : 323,231,120.19 = 129,804,687.54 : x
  2. Step 2: Convert to fraction form
    234,224,839.62/323,231,120.19 = 129,804,687.54/x
  3. Step 3: Cross multiply
    234,224,839.62x = 323,231,120.19 × 129,804,687.54
  4. Step 4: Simplify right side
    234,224,839.62x = 41,956,914,559,467,136
  5. Step 5: Solve for x
    x = 41,956,914,559,467,136/234,224,839.62
  6. Step 6: Final answer
    x = 179,130,935.16

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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.