Home / 276,049,778.70-413,722,998.45-146,719,346.70

Finding the Fourth Proportional to 276,049,778.70, 413,722,998.45 and 146,719,346.70

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Solution

The fourth proportional to 276,049,778.70, 413,722,998.45 and 146,719,346.70 is: 219,892,109.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,049,778.70 : 413,722,998.45 = 146,719,346.70 : x
  2. Step 2: Convert to fraction form
    276,049,778.70/413,722,998.45 = 146,719,346.70/x
  3. Step 3: Cross multiply
    276,049,778.70x = 413,722,998.45 × 146,719,346.70
  4. Step 4: Simplify right side
    276,049,778.70x = 60,701,168,047,349,104
  5. Step 5: Solve for x
    x = 60,701,168,047,349,104/276,049,778.70
  6. Step 6: Final answer
    x = 219,892,109.07

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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.