Home / 445,083,092.62-667,726,332.37-153,949,969.73

Finding the Fourth Proportional to 445,083,092.62, 667,726,332.37 and 153,949,969.73

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Solution

The fourth proportional to 445,083,092.62, 667,726,332.37 and 153,949,969.73 is: 230,960,129.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,083,092.62 : 667,726,332.37 = 153,949,969.73 : x
  2. Step 2: Convert to fraction form
    445,083,092.62/667,726,332.37 = 153,949,969.73/x
  3. Step 3: Cross multiply
    445,083,092.62x = 667,726,332.37 × 153,949,969.73
  4. Step 4: Simplify right side
    445,083,092.62x = 102,796,448,657,569,840
  5. Step 5: Solve for x
    x = 102,796,448,657,569,840/445,083,092.62
  6. Step 6: Final answer
    x = 230,960,129.38

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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.