Home / 1,840,177,609.11-2,759,297,862.38-1,258,078,324.38

Finding the Fourth Proportional to 1,840,177,609.11, 2,759,297,862.38 and 1,258,078,324.38

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Solution

The fourth proportional to 1,840,177,609.11, 2,759,297,862.38 and 1,258,078,324.38 is: 1,886,455,314.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,177,609.11 : 2,759,297,862.38 = 1,258,078,324.38 : x
  2. Step 2: Convert to fraction form
    1,840,177,609.11/2,759,297,862.38 = 1,258,078,324.38/x
  3. Step 3: Cross multiply
    1,840,177,609.11x = 2,759,297,862.38 × 1,258,078,324.38
  4. Step 4: Simplify right side
    1,840,177,609.11x = 3,471,412,831,162,056,192
  5. Step 5: Solve for x
    x = 3,471,412,831,162,056,192/1,840,177,609.11
  6. Step 6: Final answer
    x = 1,886,455,314.95

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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.