Home / 154,524,672,027.80-231,787,008,041.70-129,729,760,731.80

Finding the Fourth Proportional to 154,524,672,027.80, 231,787,008,041.70 and 129,729,760,731.80

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Solution

The fourth proportional to 154,524,672,027.80, 231,787,008,041.70 and 129,729,760,731.80 is: 194,594,641,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,524,672,027.80 : 231,787,008,041.70 = 129,729,760,731.80 : x
  2. Step 2: Convert to fraction form
    154,524,672,027.80/231,787,008,041.70 = 129,729,760,731.80/x
  3. Step 3: Cross multiply
    154,524,672,027.80x = 231,787,008,041.70 × 129,729,760,731.80
  4. Step 4: Simplify right side
    154,524,672,027.80x = 30,069,673,093,989,545,279,488
  5. Step 5: Solve for x
    x = 30,069,673,093,989,545,279,488/154,524,672,027.80
  6. Step 6: Final answer
    x = 194,594,641,097.70

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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.