Home / 276,601,371.60-414,902,057.40-260,729,000.40

Finding the Fourth Proportional to 276,601,371.60, 414,902,057.40 and 260,729,000.40

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Solution

The fourth proportional to 276,601,371.60, 414,902,057.40 and 260,729,000.40 is: 391,093,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,601,371.60 : 414,902,057.40 = 260,729,000.40 : x
  2. Step 2: Convert to fraction form
    276,601,371.60/414,902,057.40 = 260,729,000.40/x
  3. Step 3: Cross multiply
    276,601,371.60x = 414,902,057.40 × 260,729,000.40
  4. Step 4: Simplify right side
    276,601,371.60x = 108,176,998,689,805,424
  5. Step 5: Solve for x
    x = 108,176,998,689,805,424/276,601,371.60
  6. Step 6: Final answer
    x = 391,093,500.60

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1.5x scale

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.