Home / 50,863,568.40-76,295,352.60-20,571,431.40

Finding the Fourth Proportional to 50,863,568.40, 76,295,352.60 and 20,571,431.40

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Solution

The fourth proportional to 50,863,568.40, 76,295,352.60 and 20,571,431.40 is: 30,857,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,863,568.40 : 76,295,352.60 = 20,571,431.40 : x
  2. Step 2: Convert to fraction form
    50,863,568.40/76,295,352.60 = 20,571,431.40/x
  3. Step 3: Cross multiply
    50,863,568.40x = 76,295,352.60 × 20,571,431.40
  4. Step 4: Simplify right side
    50,863,568.40x = 1,569,504,612,149,711.50
  5. Step 5: Solve for x
    x = 1,569,504,612,149,711.50/50,863,568.40
  6. Step 6: Final answer
    x = 30,857,147.10

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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.