Home / 6,905,239,265.78-9,529,212,263.45-3,853,383,546.58

Finding the Fourth Proportional to 6,905,239,265.78, 9,529,212,263.45 and 3,853,383,546.58

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Solution

The fourth proportional to 6,905,239,265.78, 9,529,212,263.45 and 3,853,383,546.58 is: 5,317,659,292.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,239,265.78 : 9,529,212,263.45 = 3,853,383,546.58 : x
  2. Step 2: Convert to fraction form
    6,905,239,265.78/9,529,212,263.45 = 3,853,383,546.58/x
  3. Step 3: Cross multiply
    6,905,239,265.78x = 9,529,212,263.45 × 3,853,383,546.58
  4. Step 4: Simplify right side
    6,905,239,265.78x = 36,719,709,747,803,496,448
  5. Step 5: Solve for x
    x = 36,719,709,747,803,496,448/6,905,239,265.78
  6. Step 6: Final answer
    x = 5,317,659,292.38

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Half scale
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Double scale
Find fourth proportional to 6,905,239,266.78, 9,529,212,264.83 and 3,853,383,547.58
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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.