Home / 204,510,243.12-282,231,099.81-120,950,003.22

Finding the Fourth Proportional to 204,510,243.12, 282,231,099.81 and 120,950,003.22

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Solution

The fourth proportional to 204,510,243.12, 282,231,099.81 and 120,950,003.22 is: 166,915,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,510,243.12 : 282,231,099.81 = 120,950,003.22 : x
  2. Step 2: Convert to fraction form
    204,510,243.12/282,231,099.81 = 120,950,003.22/x
  3. Step 3: Cross multiply
    204,510,243.12x = 282,231,099.81 × 120,950,003.22
  4. Step 4: Simplify right side
    204,510,243.12x = 34,135,852,430,803,640
  5. Step 5: Solve for x
    x = 34,135,852,430,803,640/204,510,243.12
  6. Step 6: Final answer
    x = 166,915,123.22

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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.