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Finding the Fourth Proportional to 5,381,338,222.40, 8,072,007,333.60 and 5,381,338,222.40

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Solution

The fourth proportional to 5,381,338,222.40, 8,072,007,333.60 and 5,381,338,222.40 is: 8,072,007,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,338,222.40 : 8,072,007,333.60 = 5,381,338,222.40 : x
  2. Step 2: Convert to fraction form
    5,381,338,222.40/8,072,007,333.60 = 5,381,338,222.40/x
  3. Step 3: Cross multiply
    5,381,338,222.40x = 8,072,007,333.60 × 5,381,338,222.40
  4. Step 4: Simplify right side
    5,381,338,222.40x = 43,438,201,595,794,784,256
  5. Step 5: Solve for x
    x = 43,438,201,595,794,784,256/5,381,338,222.40
  6. Step 6: Final answer
    x = 8,072,007,333.60

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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.