Home / 276,432,949.57-414,707,659.41-89,672,309.87

Finding the Fourth Proportional to 276,432,949.57, 414,707,659.41 and 89,672,309.87

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Solution

The fourth proportional to 276,432,949.57, 414,707,659.41 and 89,672,309.87 is: 134,527,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,432,949.57 : 414,707,659.41 = 89,672,309.87 : x
  2. Step 2: Convert to fraction form
    276,432,949.57/414,707,659.41 = 89,672,309.87/x
  3. Step 3: Cross multiply
    276,432,949.57x = 414,707,659.41 × 89,672,309.87
  4. Step 4: Simplify right side
    276,432,949.57x = 37,187,793,740,300,128
  5. Step 5: Solve for x
    x = 37,187,793,740,300,128/276,432,949.57
  6. Step 6: Final answer
    x = 134,527,355.72

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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.