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Finding the Fourth Proportional to 223,485,205.15, 335,227,807.73 and 223,485,205.15

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Solution

The fourth proportional to 223,485,205.15, 335,227,807.73 and 223,485,205.15 is: 335,227,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,485,205.15 : 335,227,807.73 = 223,485,205.15 : x
  2. Step 2: Convert to fraction form
    223,485,205.15/335,227,807.73 = 223,485,205.15/x
  3. Step 3: Cross multiply
    223,485,205.15x = 335,227,807.73 × 223,485,205.15
  4. Step 4: Simplify right side
    223,485,205.15x = 74,918,455,382,523,808
  5. Step 5: Solve for x
    x = 74,918,455,382,523,808/223,485,205.15
  6. Step 6: Final answer
    x = 335,227,807.73

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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.