Home / 258,143,593.26-356,236,186.38-140,668,560.24

Finding the Fourth Proportional to 258,143,593.26, 356,236,186.38 and 140,668,560.24

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Solution

The fourth proportional to 258,143,593.26, 356,236,186.38 and 140,668,560.24 is: 194,121,538.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,143,593.26 : 356,236,186.38 = 140,668,560.24 : x
  2. Step 2: Convert to fraction form
    258,143,593.26/356,236,186.38 = 140,668,560.24/x
  3. Step 3: Cross multiply
    258,143,593.26x = 356,236,186.38 × 140,668,560.24
  4. Step 4: Simplify right side
    258,143,593.26x = 50,111,231,443,462,904
  5. Step 5: Solve for x
    x = 50,111,231,443,462,904/258,143,593.26
  6. Step 6: Final answer
    x = 194,121,538.37

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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.