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Finding the Fourth Proportional to 664,273,357.35, 996,410,036.03 and 664,273,357.35

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Solution

The fourth proportional to 664,273,357.35, 996,410,036.03 and 664,273,357.35 is: 996,410,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,273,357.35 : 996,410,036.03 = 664,273,357.35 : x
  2. Step 2: Convert to fraction form
    664,273,357.35/996,410,036.03 = 664,273,357.35/x
  3. Step 3: Cross multiply
    664,273,357.35x = 996,410,036.03 × 664,273,357.35
  4. Step 4: Simplify right side
    664,273,357.35x = 661,888,639,927,561,216
  5. Step 5: Solve for x
    x = 661,888,639,927,561,216/664,273,357.35
  6. Step 6: Final answer
    x = 996,410,036.03

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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.