Home / 3,959,019,969.33-5,463,451,138.50-2,174,988,992.24

Finding the Fourth Proportional to 3,959,019,969.33, 5,463,451,138.50 and 2,174,988,992.24

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Solution

The fourth proportional to 3,959,019,969.33, 5,463,451,138.50 and 2,174,988,992.24 is: 3,001,486,776.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,019,969.33 : 5,463,451,138.50 = 2,174,988,992.24 : x
  2. Step 2: Convert to fraction form
    3,959,019,969.33/5,463,451,138.50 = 2,174,988,992.24/x
  3. Step 3: Cross multiply
    3,959,019,969.33x = 5,463,451,138.50 × 2,174,988,992.24
  4. Step 4: Simplify right side
    3,959,019,969.33x = 11,882,946,085,851,279,360
  5. Step 5: Solve for x
    x = 11,882,946,085,851,279,360/3,959,019,969.33
  6. Step 6: Final answer
    x = 3,001,486,776.50

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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.