Home / 2,281,886,247.57-3,149,000,633.37-1,278,310,879.21

Finding the Fourth Proportional to 2,281,886,247.57, 3,149,000,633.37 and 1,278,310,879.21

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Solution

The fourth proportional to 2,281,886,247.57, 3,149,000,633.37 and 1,278,310,879.21 is: 1,764,067,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,886,247.57 : 3,149,000,633.37 = 1,278,310,879.21 : x
  2. Step 2: Convert to fraction form
    2,281,886,247.57/3,149,000,633.37 = 1,278,310,879.21/x
  3. Step 3: Cross multiply
    2,281,886,247.57x = 3,149,000,633.37 × 1,278,310,879.21
  4. Step 4: Simplify right side
    2,281,886,247.57x = 4,025,401,768,286,596,608
  5. Step 5: Solve for x
    x = 4,025,401,768,286,596,608/2,281,886,247.57
  6. Step 6: Final answer
    x = 1,764,067,675.40

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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.