Home / 112,091,577.41-154,667,217.93-65,037,863.71

Finding the Fourth Proportional to 112,091,577.41, 154,667,217.93 and 65,037,863.71

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Solution

The fourth proportional to 112,091,577.41, 154,667,217.93 and 65,037,863.71 is: 89,741,135.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,091,577.41 : 154,667,217.93 = 65,037,863.71 : x
  2. Step 2: Convert to fraction form
    112,091,577.41/154,667,217.93 = 65,037,863.71/x
  3. Step 3: Cross multiply
    112,091,577.41x = 154,667,217.93 × 65,037,863.71
  4. Step 4: Simplify right side
    112,091,577.41x = 10,059,225,440,520,730
  5. Step 5: Solve for x
    x = 10,059,225,440,520,730/112,091,577.41
  6. Step 6: Final answer
    x = 89,741,135.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.