Home / 146,983,322.40-202,835,375.28-80,902,407.84

Finding the Fourth Proportional to 146,983,322.40, 202,835,375.28 and 80,902,407.84

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Solution

The fourth proportional to 146,983,322.40, 202,835,375.28 and 80,902,407.84 is: 111,644,436.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,983,322.40 : 202,835,375.28 = 80,902,407.84 : x
  2. Step 2: Convert to fraction form
    146,983,322.40/202,835,375.28 = 80,902,407.84/x
  3. Step 3: Cross multiply
    146,983,322.40x = 202,835,375.28 × 80,902,407.84
  4. Step 4: Simplify right side
    146,983,322.40x = 16,409,870,255,282,016
  5. Step 5: Solve for x
    x = 16,409,870,255,282,016/146,983,322.40
  6. Step 6: Final answer
    x = 111,644,436.85

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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.