Home / 3,699,527,321.43-5,105,342,182.68-2,005,978,889.25

Finding the Fourth Proportional to 3,699,527,321.43, 5,105,342,182.68 and 2,005,978,889.25

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Solution

The fourth proportional to 3,699,527,321.43, 5,105,342,182.68 and 2,005,978,889.25 is: 2,768,247,873.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699,527,321.43 : 5,105,342,182.68 = 2,005,978,889.25 : x
  2. Step 2: Convert to fraction form
    3,699,527,321.43/5,105,342,182.68 = 2,005,978,889.25/x
  3. Step 3: Cross multiply
    3,699,527,321.43x = 5,105,342,182.68 × 2,005,978,889.25
  4. Step 4: Simplify right side
    3,699,527,321.43x = 10,241,208,640,853,598,208
  5. Step 5: Solve for x
    x = 10,241,208,640,853,598,208/3,699,527,321.43
  6. Step 6: Final answer
    x = 2,768,247,873.59

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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.