Home / 3,959,019,976.36-5,463,451,148.16-2,174,988,999.24

Finding the Fourth Proportional to 3,959,019,976.36, 5,463,451,148.16 and 2,174,988,999.24

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Solution

The fourth proportional to 3,959,019,976.36, 5,463,451,148.16 and 2,174,988,999.24 is: 3,001,486,786.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,019,976.36 : 5,463,451,148.16 = 2,174,988,999.24 : x
  2. Step 2: Convert to fraction form
    3,959,019,976.36/5,463,451,148.16 = 2,174,988,999.24/x
  3. Step 3: Cross multiply
    3,959,019,976.36x = 5,463,451,148.16 × 2,174,988,999.24
  4. Step 4: Simplify right side
    3,959,019,976.36x = 11,882,946,145,133,146,112
  5. Step 5: Solve for x
    x = 11,882,946,145,133,146,112/3,959,019,976.36
  6. Step 6: Final answer
    x = 3,001,486,786.15

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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.