Home / 84,233,666,066.88-126,349,223,653.44-20,491,612,161.60

Finding the Fourth Proportional to 84,233,666,066.88, 126,349,223,653.44 and 20,491,612,161.60

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Solution

The fourth proportional to 84,233,666,066.88, 126,349,223,653.44 and 20,491,612,161.60 is: 30,737,107,963.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,233,666,066.88 : 126,349,223,653.44 = 20,491,612,161.60 : x
  2. Step 2: Convert to fraction form
    84,233,666,066.88/126,349,223,653.44 = 20,491,612,161.60/x
  3. Step 3: Cross multiply
    84,233,666,066.88x = 126,349,223,653.44 × 20,491,612,161.60
  4. Step 4: Simplify right side
    84,233,666,066.88x = 2,589,099,288,025,549,504,512
  5. Step 5: Solve for x
    x = 2,589,099,288,025,549,504,512/84,233,666,066.88
  6. Step 6: Final answer
    x = 30,737,107,963.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.