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Finding the Fourth Proportional to 331,882,053.30, 496,866,486.15 and 331,882,053.30

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Solution

The fourth proportional to 331,882,053.30, 496,866,486.15 and 331,882,053.30 is: 496,866,486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,882,053.30 : 496,866,486.15 = 331,882,053.30 : x
  2. Step 2: Convert to fraction form
    331,882,053.30/496,866,486.15 = 331,882,053.30/x
  3. Step 3: Cross multiply
    331,882,053.30x = 496,866,486.15 × 331,882,053.30
  4. Step 4: Simplify right side
    331,882,053.30x = 164,901,069,639,418,016
  5. Step 5: Solve for x
    x = 164,901,069,639,418,016/331,882,053.30
  6. Step 6: Final answer
    x = 496,866,486.15

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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.