Home / 111,491,652.80-166,906,804.80-82,864,697.60

Finding the Fourth Proportional to 111,491,652.80, 166,906,804.80 and 82,864,697.60

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Solution

The fourth proportional to 111,491,652.80, 166,906,804.80 and 82,864,697.60 is: 124,051,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,491,652.80 : 166,906,804.80 = 82,864,697.60 : x
  2. Step 2: Convert to fraction form
    111,491,652.80/166,906,804.80 = 82,864,697.60/x
  3. Step 3: Cross multiply
    111,491,652.80x = 166,906,804.80 × 82,864,697.60
  4. Step 4: Simplify right side
    111,491,652.80x = 13,830,681,907,134,228
  5. Step 5: Solve for x
    x = 13,830,681,907,134,228/111,491,652.80
  6. Step 6: Final answer
    x = 124,051,277.02

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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.