Home / 343,463,541,028.82-515,430,645,523.24-119,873,491,261.46

Finding the Fourth Proportional to 343,463,541,028.82, 515,430,645,523.24 and 119,873,491,261.46

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Solution

The fourth proportional to 343,463,541,028.82, 515,430,645,523.24 and 119,873,491,261.46 is: 179,892,371,682.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,463,541,028.82 : 515,430,645,523.24 = 119,873,491,261.46 : x
  2. Step 2: Convert to fraction form
    343,463,541,028.82/515,430,645,523.24 = 119,873,491,261.46/x
  3. Step 3: Cross multiply
    343,463,541,028.82x = 515,430,645,523.24 × 119,873,491,261.46
  4. Step 4: Simplify right side
    343,463,541,028.82x = 61,786,470,982,018,802,909,184
  5. Step 5: Solve for x
    x = 61,786,470,982,018,802,909,184/343,463,541,028.82
  6. Step 6: Final answer
    x = 179,892,371,682.14

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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.