Home / 352,945,246.32-487,057,455-196,308,982.08

Finding the Fourth Proportional to 352,945,246.32, 487,057,455 and 196,308,982.08

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Solution

The fourth proportional to 352,945,246.32, 487,057,455 and 196,308,982.08 is: 270,902,510.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,945,246.32 : 487,057,455 = 196,308,982.08 : x
  2. Step 2: Convert to fraction form
    352,945,246.32/487,057,455 = 196,308,982.08/x
  3. Step 3: Cross multiply
    352,945,246.32x = 487,057,455 × 196,308,982.08
  4. Step 4: Simplify right side
    352,945,246.32x = 95,613,753,205,525,408
  5. Step 5: Solve for x
    x = 95,613,753,205,525,408/352,945,246.32
  6. Step 6: Final answer
    x = 270,902,510.24

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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.