Home / 352,269,640.12-528,195,131.88-133,935,964.24

Finding the Fourth Proportional to 352,269,640.12, 528,195,131.88 and 133,935,964.24

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Solution

The fourth proportional to 352,269,640.12, 528,195,131.88 and 133,935,964.24 is: 200,824,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,269,640.12 : 528,195,131.88 = 133,935,964.24 : x
  2. Step 2: Convert to fraction form
    352,269,640.12/528,195,131.88 = 133,935,964.24/x
  3. Step 3: Cross multiply
    352,269,640.12x = 528,195,131.88 × 133,935,964.24
  4. Step 4: Simplify right side
    352,269,640.12x = 70,744,324,295,221,760
  5. Step 5: Solve for x
    x = 70,744,324,295,221,760/352,269,640.12
  6. Step 6: Final answer
    x = 200,824,357.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.