Home / 6,905,239,300.70-9,529,212,311.55-3,853,383,581.42

Finding the Fourth Proportional to 6,905,239,300.70, 9,529,212,311.55 and 3,853,383,581.42

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Solution

The fourth proportional to 6,905,239,300.70, 9,529,212,311.55 and 3,853,383,581.42 is: 5,317,659,340.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,239,300.70 : 9,529,212,311.55 = 3,853,383,581.42 : x
  2. Step 2: Convert to fraction form
    6,905,239,300.70/9,529,212,311.55 = 3,853,383,581.42/x
  3. Step 3: Cross multiply
    6,905,239,300.70x = 9,529,212,311.55 × 3,853,383,581.42
  4. Step 4: Simplify right side
    6,905,239,300.70x = 36,719,710,265,192,091,648
  5. Step 5: Solve for x
    x = 36,719,710,265,192,091,648/6,905,239,300.70
  6. Step 6: Final answer
    x = 5,317,659,340.42

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Double scale
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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.