Home / 89,258,530.46-133,826,672.79-45,454,496.81

Finding the Fourth Proportional to 89,258,530.46, 133,826,672.79 and 45,454,496.81

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Solution

The fourth proportional to 89,258,530.46, 133,826,672.79 and 45,454,496.81 is: 68,150,618.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,258,530.46 : 133,826,672.79 = 45,454,496.81 : x
  2. Step 2: Convert to fraction form
    89,258,530.46/133,826,672.79 = 45,454,496.81/x
  3. Step 3: Cross multiply
    89,258,530.46x = 133,826,672.79 × 45,454,496.81
  4. Step 4: Simplify right side
    89,258,530.46x = 6,083,024,070,756,836
  5. Step 5: Solve for x
    x = 6,083,024,070,756,836/89,258,530.46
  6. Step 6: Final answer
    x = 68,150,618.66

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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.