Home / 154,524,672,021.36-231,787,008,032.04-129,729,760,725.37

Finding the Fourth Proportional to 154,524,672,021.36, 231,787,008,032.04 and 129,729,760,725.37

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Solution

The fourth proportional to 154,524,672,021.36, 231,787,008,032.04 and 129,729,760,725.37 is: 194,594,641,088.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,524,672,021.36 : 231,787,008,032.04 = 129,729,760,725.37 : x
  2. Step 2: Convert to fraction form
    154,524,672,021.36/231,787,008,032.04 = 129,729,760,725.37/x
  3. Step 3: Cross multiply
    154,524,672,021.36x = 231,787,008,032.04 × 129,729,760,725.37
  4. Step 4: Simplify right side
    154,524,672,021.36x = 30,069,673,091,245,962,952,704
  5. Step 5: Solve for x
    x = 30,069,673,091,245,962,952,704/154,524,672,021.36
  6. Step 6: Final answer
    x = 194,594,641,088.06

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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.