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Finding the Fourth Proportional to 223,485,334.65, 335,228,001.98 and 223,485,334.65

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Solution

The fourth proportional to 223,485,334.65, 335,228,001.98 and 223,485,334.65 is: 335,228,001.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,485,334.65 : 335,228,001.98 = 223,485,334.65 : x
  2. Step 2: Convert to fraction form
    223,485,334.65/335,228,001.98 = 223,485,334.65/x
  3. Step 3: Cross multiply
    223,485,334.65x = 335,228,001.98 × 223,485,334.65
  4. Step 4: Simplify right side
    223,485,334.65x = 74,918,542,205,433,744
  5. Step 5: Solve for x
    x = 74,918,542,205,433,744/223,485,334.65
  6. Step 6: Final answer
    x = 335,228,001.98

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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.