Home / 264,383,061,500.34-396,652,399,198.74-85,305,688,869.88

Finding the Fourth Proportional to 264,383,061,500.34, 396,652,399,198.74 and 85,305,688,869.88

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Solution

The fourth proportional to 264,383,061,500.34, 396,652,399,198.74 and 85,305,688,869.88 is: 127,983,638,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,383,061,500.34 : 396,652,399,198.74 = 85,305,688,869.88 : x
  2. Step 2: Convert to fraction form
    264,383,061,500.34/396,652,399,198.74 = 85,305,688,869.88/x
  3. Step 3: Cross multiply
    264,383,061,500.34x = 396,652,399,198.74 × 85,305,688,869.88
  4. Step 4: Simplify right side
    264,383,061,500.34x = 33,836,706,155,539,155,910,656
  5. Step 5: Solve for x
    x = 33,836,706,155,539,155,910,656/264,383,061,500.34
  6. Step 6: Final answer
    x = 127,983,638,450.66

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1.5x scale

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.