Home / 427,631,639.54-590,131,667.21-232,061,351.54

Finding the Fourth Proportional to 427,631,639.54, 590,131,667.21 and 232,061,351.54

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Solution

The fourth proportional to 427,631,639.54, 590,131,667.21 and 232,061,351.54 is: 320,244,667.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,631,639.54 : 590,131,667.21 = 232,061,351.54 : x
  2. Step 2: Convert to fraction form
    427,631,639.54/590,131,667.21 = 232,061,351.54/x
  3. Step 3: Cross multiply
    427,631,639.54x = 590,131,667.21 × 232,061,351.54
  4. Step 4: Simplify right side
    427,631,639.54x = 136,946,752,275,195,136
  5. Step 5: Solve for x
    x = 136,946,752,275,195,136/427,631,639.54
  6. Step 6: Final answer
    x = 320,244,667.64

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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.