Home / 193,669,682.78-290,521,969.83-62,515,067.94

Finding the Fourth Proportional to 193,669,682.78, 290,521,969.83 and 62,515,067.94

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Solution

The fourth proportional to 193,669,682.78, 290,521,969.83 and 62,515,067.94 is: 93,778,233.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,669,682.78 : 290,521,969.83 = 62,515,067.94 : x
  2. Step 2: Convert to fraction form
    193,669,682.78/290,521,969.83 = 62,515,067.94/x
  3. Step 3: Cross multiply
    193,669,682.78x = 290,521,969.83 × 62,515,067.94
  4. Step 4: Simplify right side
    193,669,682.78x = 18,162,000,681,985,080
  5. Step 5: Solve for x
    x = 18,162,000,681,985,080/193,669,682.78
  6. Step 6: Final answer
    x = 93,778,233.24

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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.