Home / 66,327,454.19-91,530,660.43-36,152,211.44

Finding the Fourth Proportional to 66,327,454.19, 91,530,660.43 and 36,152,211.44

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Solution

The fourth proportional to 66,327,454.19, 91,530,660.43 and 36,152,211.44 is: 49,889,383.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,327,454.19 : 91,530,660.43 = 36,152,211.44 : x
  2. Step 2: Convert to fraction form
    66,327,454.19/91,530,660.43 = 36,152,211.44/x
  3. Step 3: Cross multiply
    66,327,454.19x = 91,530,660.43 × 36,152,211.44
  4. Step 4: Simplify right side
    66,327,454.19x = 3,309,035,789,382,218.50
  5. Step 5: Solve for x
    x = 3,309,035,789,382,218.50/66,327,454.19
  6. Step 6: Final answer
    x = 49,889,383.36

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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.