Home / 3,155,320,375.40-4,723,910,636.70-1,930,880,311.40

Finding the Fourth Proportional to 3,155,320,375.40, 4,723,910,636.70 and 1,930,880,311.40

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Solution

The fourth proportional to 3,155,320,375.40, 4,723,910,636.70 and 1,930,880,311.40 is: 2,890,770,177.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,320,375.40 : 4,723,910,636.70 = 1,930,880,311.40 : x
  2. Step 2: Convert to fraction form
    3,155,320,375.40/4,723,910,636.70 = 1,930,880,311.40/x
  3. Step 3: Cross multiply
    3,155,320,375.40x = 4,723,910,636.70 × 1,930,880,311.40
  4. Step 4: Simplify right side
    3,155,320,375.40x = 9,121,306,041,217,068,032
  5. Step 5: Solve for x
    x = 9,121,306,041,217,068,032/3,155,320,375.40
  6. Step 6: Final answer
    x = 2,890,770,177.36

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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.