Home / 111,094,546.96-153,277,311.72-71,874,217.36

Finding the Fourth Proportional to 111,094,546.96, 153,277,311.72 and 71,874,217.36

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Solution

The fourth proportional to 111,094,546.96, 153,277,311.72 and 71,874,217.36 is: 99,164,964.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,094,546.96 : 153,277,311.72 = 71,874,217.36 : x
  2. Step 2: Convert to fraction form
    111,094,546.96/153,277,311.72 = 71,874,217.36/x
  3. Step 3: Cross multiply
    111,094,546.96x = 153,277,311.72 × 71,874,217.36
  4. Step 4: Simplify right side
    111,094,546.96x = 11,016,686,818,919,756
  5. Step 5: Solve for x
    x = 11,016,686,818,919,756/111,094,546.96
  6. Step 6: Final answer
    x = 99,164,964.62

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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.