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Finding the Fourth Proportional to 873,489,713,633.40, 1,310,234,570,450 and 873,489,713,633.40

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Solution

The fourth proportional to 873,489,713,633.40, 1,310,234,570,450 and 873,489,713,633.40 is: 1,310,234,570,450

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,489,713,633.40 : 1,310,234,570,450 = 873,489,713,633.40 : x
  2. Step 2: Convert to fraction form
    873,489,713,633.40/1,310,234,570,450 = 873,489,713,633.40/x
  3. Step 3: Cross multiply
    873,489,713,633.40x = 1,310,234,570,450 × 873,489,713,633.40
  4. Step 4: Simplify right side
    873,489,713,633.40x = 1,144,476,419,734,951,417,610,240
  5. Step 5: Solve for x
    x = 1,144,476,419,734,951,417,610,240/873,489,713,633.40
  6. Step 6: Final answer
    x = 1,310,234,570,450

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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.