Home / 352,512,575.90-528,768,863.85-327,318,335.90

Finding the Fourth Proportional to 352,512,575.90, 528,768,863.85 and 327,318,335.90

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Solution

The fourth proportional to 352,512,575.90, 528,768,863.85 and 327,318,335.90 is: 490,977,503.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,512,575.90 : 528,768,863.85 = 327,318,335.90 : x
  2. Step 2: Convert to fraction form
    352,512,575.90/528,768,863.85 = 327,318,335.90/x
  3. Step 3: Cross multiply
    352,512,575.90x = 528,768,863.85 × 327,318,335.90
  4. Step 4: Simplify right side
    352,512,575.90x = 173,075,744,591,115,648
  5. Step 5: Solve for x
    x = 173,075,744,591,115,648/352,512,575.90
  6. Step 6: Final answer
    x = 490,977,503.85

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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.