Home / 276,546,508,808.08-381,751,690,644.70-172,311,469,628.67

Finding the Fourth Proportional to 276,546,508,808.08, 381,751,690,644.70 and 172,311,469,628.67

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Solution

The fourth proportional to 276,546,508,808.08, 381,751,690,644.70 and 172,311,469,628.67 is: 237,863,045,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,546,508,808.08 : 381,751,690,644.70 = 172,311,469,628.67 : x
  2. Step 2: Convert to fraction form
    276,546,508,808.08/381,751,690,644.70 = 172,311,469,628.67/x
  3. Step 3: Cross multiply
    276,546,508,808.08x = 381,751,690,644.70 × 172,311,469,628.67
  4. Step 4: Simplify right side
    276,546,508,808.08x = 65,780,194,848,217,659,080,704
  5. Step 5: Solve for x
    x = 65,780,194,848,217,659,080,704/276,546,508,808.08
  6. Step 6: Final answer
    x = 237,863,045,647.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.