Home / 3,641,328,201.28-5,025,048,751.68-1,970,577,489.28

Finding the Fourth Proportional to 3,641,328,201.28, 5,025,048,751.68 and 1,970,577,489.28

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Solution

The fourth proportional to 3,641,328,201.28, 5,025,048,751.68 and 1,970,577,489.28 is: 2,719,405,504.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,328,201.28 : 5,025,048,751.68 = 1,970,577,489.28 : x
  2. Step 2: Convert to fraction form
    3,641,328,201.28/5,025,048,751.68 = 1,970,577,489.28/x
  3. Step 3: Cross multiply
    3,641,328,201.28x = 5,025,048,751.68 × 1,970,577,489.28
  4. Step 4: Simplify right side
    3,641,328,201.28x = 9,902,247,952,595,173,376
  5. Step 5: Solve for x
    x = 9,902,247,952,595,173,376/3,641,328,201.28
  6. Step 6: Final answer
    x = 2,719,405,504.05

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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.