Home / 3,815,659,856.80-5,723,489,785.20-3,540,160,842.40

Finding the Fourth Proportional to 3,815,659,856.80, 5,723,489,785.20 and 3,540,160,842.40

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Solution

The fourth proportional to 3,815,659,856.80, 5,723,489,785.20 and 3,540,160,842.40 is: 5,310,241,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815,659,856.80 : 5,723,489,785.20 = 3,540,160,842.40 : x
  2. Step 2: Convert to fraction form
    3,815,659,856.80/5,723,489,785.20 = 3,540,160,842.40/x
  3. Step 3: Cross multiply
    3,815,659,856.80x = 5,723,489,785.20 × 3,540,160,842.40
  4. Step 4: Simplify right side
    3,815,659,856.80x = 20,262,074,419,441,426,432
  5. Step 5: Solve for x
    x = 20,262,074,419,441,426,432/3,815,659,856.80
  6. Step 6: Final answer
    x = 5,310,241,263.60

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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.