Home / 140,505,059.56-193,899,277.73-76,924,337.88

Finding the Fourth Proportional to 140,505,059.56, 193,899,277.73 and 76,924,337.88

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Solution

The fourth proportional to 140,505,059.56, 193,899,277.73 and 76,924,337.88 is: 106,156,843.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,505,059.56 : 193,899,277.73 = 76,924,337.88 : x
  2. Step 2: Convert to fraction form
    140,505,059.56/193,899,277.73 = 76,924,337.88/x
  3. Step 3: Cross multiply
    140,505,059.56x = 193,899,277.73 × 76,924,337.88
  4. Step 4: Simplify right side
    140,505,059.56x = 14,915,573,554,405,856
  5. Step 5: Solve for x
    x = 14,915,573,554,405,856/140,505,059.56
  6. Step 6: Final answer
    x = 106,156,843.04

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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.