Home / 3,682,800,370.76-5,082,266,550.40-1,989,255,006.88

Finding the Fourth Proportional to 3,682,800,370.76, 5,082,266,550.40 and 1,989,255,006.88

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Solution

The fourth proportional to 3,682,800,370.76, 5,082,266,550.40 and 1,989,255,006.88 is: 2,745,173,010.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682,800,370.76 : 5,082,266,550.40 = 1,989,255,006.88 : x
  2. Step 2: Convert to fraction form
    3,682,800,370.76/5,082,266,550.40 = 1,989,255,006.88/x
  3. Step 3: Cross multiply
    3,682,800,370.76x = 5,082,266,550.40 × 1,989,255,006.88
  4. Step 4: Simplify right side
    3,682,800,370.76x = 10,109,924,181,681,946,624
  5. Step 5: Solve for x
    x = 10,109,924,181,681,946,624/3,682,800,370.76
  6. Step 6: Final answer
    x = 2,745,173,010.72

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Double scale
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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.