Home / 146,431,120.91-202,074,392.31-80,352,724.73

Finding the Fourth Proportional to 146,431,120.91, 202,074,392.31 and 80,352,724.73

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Solution

The fourth proportional to 146,431,120.91, 202,074,392.31 and 80,352,724.73 is: 110,886,455.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431,120.91 : 202,074,392.31 = 80,352,724.73 : x
  2. Step 2: Convert to fraction form
    146,431,120.91/202,074,392.31 = 80,352,724.73/x
  3. Step 3: Cross multiply
    146,431,120.91x = 202,074,392.31 × 80,352,724.73
  4. Step 4: Simplify right side
    146,431,120.91x = 16,237,228,020,267,460
  5. Step 5: Solve for x
    x = 16,237,228,020,267,460/146,431,120.91
  6. Step 6: Final answer
    x = 110,886,455.83

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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.