Home / 140,504,902.56-193,899,061.10-76,924,181

Finding the Fourth Proportional to 140,504,902.56, 193,899,061.10 and 76,924,181

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Solution

The fourth proportional to 140,504,902.56, 193,899,061.10 and 76,924,181 is: 106,156,626.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,504,902.56 : 193,899,061.10 = 76,924,181 : x
  2. Step 2: Convert to fraction form
    140,504,902.56/193,899,061.10 = 76,924,181/x
  3. Step 3: Cross multiply
    140,504,902.56x = 193,899,061.10 × 76,924,181
  4. Step 4: Simplify right side
    140,504,902.56x = 14,915,526,471,786,458
  5. Step 5: Solve for x
    x = 14,915,526,471,786,458/140,504,902.56
  6. Step 6: Final answer
    x = 106,156,626.57

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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.