Home / 54,435,704.40-81,653,556.60-54,057,790.80

Finding the Fourth Proportional to 54,435,704.40, 81,653,556.60 and 54,057,790.80

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Solution

The fourth proportional to 54,435,704.40, 81,653,556.60 and 54,057,790.80 is: 81,086,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,435,704.40 : 81,653,556.60 = 54,057,790.80 : x
  2. Step 2: Convert to fraction form
    54,435,704.40/81,653,556.60 = 54,057,790.80/x
  3. Step 3: Cross multiply
    54,435,704.40x = 81,653,556.60 × 54,057,790.80
  4. Step 4: Simplify right side
    54,435,704.40x = 4,414,010,880,758,758.50
  5. Step 5: Solve for x
    x = 4,414,010,880,758,758.50/54,435,704.40
  6. Step 6: Final answer
    x = 81,086,686.20

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Double scale
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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.