Home / 125,962,037,102.58-189,077,512,956.15-54,286,923,155.70

Finding the Fourth Proportional to 125,962,037,102.58, 189,077,512,956.15 and 54,286,923,155.70

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Solution

The fourth proportional to 125,962,037,102.58, 189,077,512,956.15 and 54,286,923,155.70 is: 81,488,332,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,962,037,102.58 : 189,077,512,956.15 = 54,286,923,155.70 : x
  2. Step 2: Convert to fraction form
    125,962,037,102.58/189,077,512,956.15 = 54,286,923,155.70/x
  3. Step 3: Cross multiply
    125,962,037,102.58x = 189,077,512,956.15 × 54,286,923,155.70
  4. Step 4: Simplify right side
    125,962,037,102.58x = 10,264,436,416,321,385,660,416
  5. Step 5: Solve for x
    x = 10,264,436,416,321,385,660,416/125,962,037,102.58
  6. Step 6: Final answer
    x = 81,488,332,932.90

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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.