Home / 146,431,117.91-202,074,388.17-80,352,721.73

Finding the Fourth Proportional to 146,431,117.91, 202,074,388.17 and 80,352,721.73

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Solution

The fourth proportional to 146,431,117.91, 202,074,388.17 and 80,352,721.73 is: 110,886,451.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431,117.91 : 202,074,388.17 = 80,352,721.73 : x
  2. Step 2: Convert to fraction form
    146,431,117.91/202,074,388.17 = 80,352,721.73/x
  3. Step 3: Cross multiply
    146,431,117.91x = 202,074,388.17 × 80,352,721.73
  4. Step 4: Simplify right side
    146,431,117.91x = 16,237,227,081,384,014
  5. Step 5: Solve for x
    x = 16,237,227,081,384,014/146,431,117.91
  6. Step 6: Final answer
    x = 110,886,451.69

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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.