Home / 3,189,034,418.80-4,783,551,628.20-2,931,045,401.20

Finding the Fourth Proportional to 3,189,034,418.80, 4,783,551,628.20 and 2,931,045,401.20

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Solution

The fourth proportional to 3,189,034,418.80, 4,783,551,628.20 and 2,931,045,401.20 is: 4,396,568,101.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,034,418.80 : 4,783,551,628.20 = 2,931,045,401.20 : x
  2. Step 2: Convert to fraction form
    3,189,034,418.80/4,783,551,628.20 = 2,931,045,401.20/x
  3. Step 3: Cross multiply
    3,189,034,418.80x = 4,783,551,628.20 × 2,931,045,401.20
  4. Step 4: Simplify right side
    3,189,034,418.80x = 14,020,807,001,238,380,544
  5. Step 5: Solve for x
    x = 14,020,807,001,238,380,544/3,189,034,418.80
  6. Step 6: Final answer
    x = 4,396,568,101.80

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Double scale
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Similar ratio
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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.