Home / 276,601,872.60-414,902,808.90-260,729,501.40

Finding the Fourth Proportional to 276,601,872.60, 414,902,808.90 and 260,729,501.40

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Solution

The fourth proportional to 276,601,872.60, 414,902,808.90 and 260,729,501.40 is: 391,094,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,601,872.60 : 414,902,808.90 = 260,729,501.40 : x
  2. Step 2: Convert to fraction form
    276,601,872.60/414,902,808.90 = 260,729,501.40/x
  3. Step 3: Cross multiply
    276,601,872.60x = 414,902,808.90 × 260,729,501.40
  4. Step 4: Simplify right side
    276,601,872.60x = 108,177,402,493,956,480
  5. Step 5: Solve for x
    x = 108,177,402,493,956,480/276,601,872.60
  6. Step 6: Final answer
    x = 391,094,252.10

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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.