Home / 166,325,980.32-248,270,734.08-146,691,269.28

Finding the Fourth Proportional to 166,325,980.32, 248,270,734.08 and 146,691,269.28

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Solution

The fourth proportional to 166,325,980.32, 248,270,734.08 and 146,691,269.28 is: 218,962,479.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,325,980.32 : 248,270,734.08 = 146,691,269.28 : x
  2. Step 2: Convert to fraction form
    166,325,980.32/248,270,734.08 = 146,691,269.28/x
  3. Step 3: Cross multiply
    166,325,980.32x = 248,270,734.08 × 146,691,269.28
  4. Step 4: Simplify right side
    166,325,980.32x = 36,419,149,107,272,552
  5. Step 5: Solve for x
    x = 36,419,149,107,272,552/166,325,980.32
  6. Step 6: Final answer
    x = 218,962,479.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.