Home / 111,120,010.20-166,680,015.30-57,372,298.20

Finding the Fourth Proportional to 111,120,010.20, 166,680,015.30 and 57,372,298.20

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Solution

The fourth proportional to 111,120,010.20, 166,680,015.30 and 57,372,298.20 is: 86,058,447.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,120,010.20 : 166,680,015.30 = 57,372,298.20 : x
  2. Step 2: Convert to fraction form
    111,120,010.20/166,680,015.30 = 57,372,298.20/x
  3. Step 3: Cross multiply
    111,120,010.20x = 166,680,015.30 × 57,372,298.20
  4. Step 4: Simplify right side
    111,120,010.20x = 9,562,815,541,772,164
  5. Step 5: Solve for x
    x = 9,562,815,541,772,164/111,120,010.20
  6. Step 6: Final answer
    x = 86,058,447.30

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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.