Home / 146,702,957.65-220,054,436.48-131,397,456.85

Finding the Fourth Proportional to 146,702,957.65, 220,054,436.48 and 131,397,456.85

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Solution

The fourth proportional to 146,702,957.65, 220,054,436.48 and 131,397,456.85 is: 197,096,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,702,957.65 : 220,054,436.48 = 131,397,456.85 : x
  2. Step 2: Convert to fraction form
    146,702,957.65/220,054,436.48 = 131,397,456.85/x
  3. Step 3: Cross multiply
    146,702,957.65x = 220,054,436.48 × 131,397,456.85
  4. Step 4: Simplify right side
    146,702,957.65x = 28,914,593,322,031,864
  5. Step 5: Solve for x
    x = 28,914,593,322,031,864/146,702,957.65
  6. Step 6: Final answer
    x = 197,096,185.28

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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.