Home / 57,383,842.80-86,243,725.80-49,993,532.40

Finding the Fourth Proportional to 57,383,842.80, 86,243,725.80 and 49,993,532.40

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Solution

The fourth proportional to 57,383,842.80, 86,243,725.80 and 49,993,532.40 is: 75,136,628.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,383,842.80 : 86,243,725.80 = 49,993,532.40 : x
  2. Step 2: Convert to fraction form
    57,383,842.80/86,243,725.80 = 49,993,532.40/x
  3. Step 3: Cross multiply
    57,383,842.80x = 86,243,725.80 × 49,993,532.40
  4. Step 4: Simplify right side
    57,383,842.80x = 4,311,628,500,079,015.50
  5. Step 5: Solve for x
    x = 4,311,628,500,079,015.50/57,383,842.80
  6. Step 6: Final answer
    x = 75,136,628.88

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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.