Home / 127,919,134.20-191,892,142.44-41,664,257.64

Finding the Fourth Proportional to 127,919,134.20, 191,892,142.44 and 41,664,257.64

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Solution

The fourth proportional to 127,919,134.20, 191,892,142.44 and 41,664,257.64 is: 62,500,764.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,919,134.20 : 191,892,142.44 = 41,664,257.64 : x
  2. Step 2: Convert to fraction form
    127,919,134.20/191,892,142.44 = 41,664,257.64/x
  3. Step 3: Cross multiply
    127,919,134.20x = 191,892,142.44 × 41,664,257.64
  4. Step 4: Simplify right side
    127,919,134.20x = 7,995,043,661,711,738
  5. Step 5: Solve for x
    x = 7,995,043,661,711,738/127,919,134.20
  6. Step 6: Final answer
    x = 62,500,764.34

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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.