Home / 111,485,072.64-167,229,289.71-38,704,164.51

Finding the Fourth Proportional to 111,485,072.64, 167,229,289.71 and 38,704,164.51

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Solution

The fourth proportional to 111,485,072.64, 167,229,289.71 and 38,704,164.51 is: 58,056,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,485,072.64 : 167,229,289.71 = 38,704,164.51 : x
  2. Step 2: Convert to fraction form
    111,485,072.64/167,229,289.71 = 38,704,164.51/x
  3. Step 3: Cross multiply
    111,485,072.64x = 167,229,289.71 × 38,704,164.51
  4. Step 4: Simplify right side
    111,485,072.64x = 6,472,469,939,826,290
  5. Step 5: Solve for x
    x = 6,472,469,939,826,290/111,485,072.64
  6. Step 6: Final answer
    x = 58,056,830.27

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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.