Home / 3,155,320,422.40-4,723,910,707.20-1,930,880,358.40

Finding the Fourth Proportional to 3,155,320,422.40, 4,723,910,707.20 and 1,930,880,358.40

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Solution

The fourth proportional to 3,155,320,422.40, 4,723,910,707.20 and 1,930,880,358.40 is: 2,890,770,247.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,320,422.40 : 4,723,910,707.20 = 1,930,880,358.40 : x
  2. Step 2: Convert to fraction form
    3,155,320,422.40/4,723,910,707.20 = 1,930,880,358.40/x
  3. Step 3: Cross multiply
    3,155,320,422.40x = 4,723,910,707.20 × 1,930,880,358.40
  4. Step 4: Simplify right side
    3,155,320,422.40x = 9,121,306,399,367,933,952
  5. Step 5: Solve for x
    x = 9,121,306,399,367,933,952/3,155,320,422.40
  6. Step 6: Final answer
    x = 2,890,770,247.81

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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.