Home / 111,141,880.90-166,605,220.92-49,696,278.82

Finding the Fourth Proportional to 111,141,880.90, 166,605,220.92 and 49,696,278.82

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Solution

The fourth proportional to 111,141,880.90, 166,605,220.92 and 49,696,278.82 is: 74,496,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,141,880.90 : 166,605,220.92 = 49,696,278.82 : x
  2. Step 2: Convert to fraction form
    111,141,880.90/166,605,220.92 = 49,696,278.82/x
  3. Step 3: Cross multiply
    111,141,880.90x = 166,605,220.92 × 49,696,278.82
  4. Step 4: Simplify right side
    111,141,880.90x = 8,279,659,511,708,016
  5. Step 5: Solve for x
    x = 8,279,659,511,708,016/111,141,880.90
  6. Step 6: Final answer
    x = 74,496,305.49

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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.