Home / 3,782,354,747.40-5,673,532,121.10-1,328,691,650.40

Finding the Fourth Proportional to 3,782,354,747.40, 5,673,532,121.10 and 1,328,691,650.40

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Solution

The fourth proportional to 3,782,354,747.40, 5,673,532,121.10 and 1,328,691,650.40 is: 1,993,037,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,354,747.40 : 5,673,532,121.10 = 1,328,691,650.40 : x
  2. Step 2: Convert to fraction form
    3,782,354,747.40/5,673,532,121.10 = 1,328,691,650.40/x
  3. Step 3: Cross multiply
    3,782,354,747.40x = 5,673,532,121.10 × 1,328,691,650.40
  4. Step 4: Simplify right side
    3,782,354,747.40x = 7,538,374,757,581,772,800
  5. Step 5: Solve for x
    x = 7,538,374,757,581,772,800/3,782,354,747.40
  6. Step 6: Final answer
    x = 1,993,037,475.60

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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.