Home / 3,682,800,369.25-5,082,266,548.32-1,989,255,005.38

Finding the Fourth Proportional to 3,682,800,369.25, 5,082,266,548.32 and 1,989,255,005.38

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Solution

The fourth proportional to 3,682,800,369.25, 5,082,266,548.32 and 1,989,255,005.38 is: 2,745,173,008.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682,800,369.25 : 5,082,266,548.32 = 1,989,255,005.38 : x
  2. Step 2: Convert to fraction form
    3,682,800,369.25/5,082,266,548.32 = 1,989,255,005.38/x
  3. Step 3: Cross multiply
    3,682,800,369.25x = 5,082,266,548.32 × 1,989,255,005.38
  4. Step 4: Simplify right side
    3,682,800,369.25x = 10,109,924,169,920,894,976
  5. Step 5: Solve for x
    x = 10,109,924,169,920,894,976/3,682,800,369.25
  6. Step 6: Final answer
    x = 2,745,173,008.65

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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.