Home / 3,711,309,256.67-5,121,627,021.56-2,185,463,967.71

Finding the Fourth Proportional to 3,711,309,256.67, 5,121,627,021.56 and 2,185,463,967.71

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Solution

The fourth proportional to 3,711,309,256.67, 5,121,627,021.56 and 2,185,463,967.71 is: 3,015,952,198.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711,309,256.67 : 5,121,627,021.56 = 2,185,463,967.71 : x
  2. Step 2: Convert to fraction form
    3,711,309,256.67/5,121,627,021.56 = 2,185,463,967.71/x
  3. Step 3: Cross multiply
    3,711,309,256.67x = 5,121,627,021.56 × 2,185,463,967.71
  4. Step 4: Simplify right side
    3,711,309,256.67x = 11,193,131,311,669,268,480
  5. Step 5: Solve for x
    x = 11,193,131,311,669,268,480/3,711,309,256.67
  6. Step 6: Final answer
    x = 3,015,952,198.42

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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.