Home / 3,959,099,505.12-5,463,613,274.10-2,175,117,831.24

Finding the Fourth Proportional to 3,959,099,505.12, 5,463,613,274.10 and 2,175,117,831.24

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Solution

The fourth proportional to 3,959,099,505.12, 5,463,613,274.10 and 2,175,117,831.24 is: 3,001,693,349.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,099,505.12 : 5,463,613,274.10 = 2,175,117,831.24 : x
  2. Step 2: Convert to fraction form
    3,959,099,505.12/5,463,613,274.10 = 2,175,117,831.24/x
  3. Step 3: Cross multiply
    3,959,099,505.12x = 5,463,613,274.10 × 2,175,117,831.24
  4. Step 4: Simplify right side
    3,959,099,505.12x = 11,884,002,655,494,467,584
  5. Step 5: Solve for x
    x = 11,884,002,655,494,467,584/3,959,099,505.12
  6. Step 6: Final answer
    x = 3,001,693,349.74

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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.