Home / 272,719,322,772.57-409,079,377,872.03-111,370,729,545.39

Finding the Fourth Proportional to 272,719,322,772.57, 409,079,377,872.03 and 111,370,729,545.39

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Solution

The fourth proportional to 272,719,322,772.57, 409,079,377,872.03 and 111,370,729,545.39 is: 167,056,255,099.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,719,322,772.57 : 409,079,377,872.03 = 111,370,729,545.39 : x
  2. Step 2: Convert to fraction form
    272,719,322,772.57/409,079,377,872.03 = 111,370,729,545.39/x
  3. Step 3: Cross multiply
    272,719,322,772.57x = 409,079,377,872.03 × 111,370,729,545.39
  4. Step 4: Simplify right side
    272,719,322,772.57x = 45,559,468,755,582,258,774,016
  5. Step 5: Solve for x
    x = 45,559,468,755,582,258,774,016/272,719,322,772.57
  6. Step 6: Final answer
    x = 167,056,255,099.23

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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.