Home / 154,255,811.68-231,381,037.56-62,137,194.72

Finding the Fourth Proportional to 154,255,811.68, 231,381,037.56 and 62,137,194.72

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Solution

The fourth proportional to 154,255,811.68, 231,381,037.56 and 62,137,194.72 is: 93,204,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,255,811.68 : 231,381,037.56 = 62,137,194.72 : x
  2. Step 2: Convert to fraction form
    154,255,811.68/231,381,037.56 = 62,137,194.72/x
  3. Step 3: Cross multiply
    154,255,811.68x = 231,381,037.56 × 62,137,194.72
  4. Step 4: Simplify right side
    154,255,811.68x = 14,377,368,585,381,354
  5. Step 5: Solve for x
    x = 14,377,368,585,381,354/154,255,811.68
  6. Step 6: Final answer
    x = 93,204,712.54

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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.