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Finding the Fourth Proportional to 4,889,273,900.30, 7,333,910,850.45 and 4,889,273,900.30

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Solution

The fourth proportional to 4,889,273,900.30, 7,333,910,850.45 and 4,889,273,900.30 is: 7,333,910,850.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,273,900.30 : 7,333,910,850.45 = 4,889,273,900.30 : x
  2. Step 2: Convert to fraction form
    4,889,273,900.30/7,333,910,850.45 = 4,889,273,900.30/x
  3. Step 3: Cross multiply
    4,889,273,900.30x = 7,333,910,850.45 × 4,889,273,900.30
  4. Step 4: Simplify right side
    4,889,273,900.30x = 35,857,498,908,232,163,328
  5. Step 5: Solve for x
    x = 35,857,498,908,232,163,328/4,889,273,900.30
  6. Step 6: Final answer
    x = 7,333,910,850.45

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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.