Home / 7,986,907,105.20-11,957,402,406.60-4,887,543,193.20

Finding the Fourth Proportional to 7,986,907,105.20, 11,957,402,406.60 and 4,887,543,193.20

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Solution

The fourth proportional to 7,986,907,105.20, 11,957,402,406.60 and 4,887,543,193.20 is: 7,317,265,616.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986,907,105.20 : 11,957,402,406.60 = 4,887,543,193.20 : x
  2. Step 2: Convert to fraction form
    7,986,907,105.20/11,957,402,406.60 = 4,887,543,193.20/x
  3. Step 3: Cross multiply
    7,986,907,105.20x = 11,957,402,406.60 × 4,887,543,193.20
  4. Step 4: Simplify right side
    7,986,907,105.20x = 58,442,320,740,731,125,760
  5. Step 5: Solve for x
    x = 58,442,320,740,731,125,760/7,986,907,105.20
  6. Step 6: Final answer
    x = 7,317,265,616.21

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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.