Home / 205,239,753,471.91-307,644,125,025.75-69,054,598,057.42

Finding the Fourth Proportional to 205,239,753,471.91, 307,644,125,025.75 and 69,054,598,057.42

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Solution

The fourth proportional to 205,239,753,471.91, 307,644,125,025.75 and 69,054,598,057.42 is: 103,509,388,600.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,239,753,471.91 : 307,644,125,025.75 = 69,054,598,057.42 : x
  2. Step 2: Convert to fraction form
    205,239,753,471.91/307,644,125,025.75 = 69,054,598,057.42/x
  3. Step 3: Cross multiply
    205,239,753,471.91x = 307,644,125,025.75 × 69,054,598,057.42
  4. Step 4: Simplify right side
    205,239,753,471.91x = 21,244,241,398,379,829,002,240
  5. Step 5: Solve for x
    x = 21,244,241,398,379,829,002,240/205,239,753,471.91
  6. Step 6: Final answer
    x = 103,509,388,600.43

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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.