Home / 677,002,941-933,868,234.26-425,709,620.76

Finding the Fourth Proportional to 677,002,941, 933,868,234.26 and 425,709,620.76

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Solution

The fourth proportional to 677,002,941, 933,868,234.26 and 425,709,620.76 is: 587,230,376.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,002,941 : 933,868,234.26 = 425,709,620.76 : x
  2. Step 2: Convert to fraction form
    677,002,941/933,868,234.26 = 425,709,620.76/x
  3. Step 3: Cross multiply
    677,002,941x = 933,868,234.26 × 425,709,620.76
  4. Step 4: Simplify right side
    677,002,941x = 397,556,691,846,635,456
  5. Step 5: Solve for x
    x = 397,556,691,846,635,456/677,002,941
  6. Step 6: Final answer
    x = 587,230,376.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.