Home / 276,601,808.10-414,902,712.15-260,729,436.90

Finding the Fourth Proportional to 276,601,808.10, 414,902,712.15 and 260,729,436.90

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Solution

The fourth proportional to 276,601,808.10, 414,902,712.15 and 260,729,436.90 is: 391,094,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,601,808.10 : 414,902,712.15 = 260,729,436.90 : x
  2. Step 2: Convert to fraction form
    276,601,808.10/414,902,712.15 = 260,729,436.90/x
  3. Step 3: Cross multiply
    276,601,808.10x = 414,902,712.15 × 260,729,436.90
  4. Step 4: Simplify right side
    276,601,808.10x = 108,177,350,507,152,288
  5. Step 5: Solve for x
    x = 108,177,350,507,152,288/276,601,808.10
  6. Step 6: Final answer
    x = 391,094,155.35

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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.