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Finding the Fourth Proportional to 18,295,348,530.20, 27,391,366,730.10 and 18,295,348,530.20

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Solution

The fourth proportional to 18,295,348,530.20, 27,391,366,730.10 and 18,295,348,530.20 is: 27,391,366,730.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295,348,530.20 : 27,391,366,730.10 = 18,295,348,530.20 : x
  2. Step 2: Convert to fraction form
    18,295,348,530.20/27,391,366,730.10 = 18,295,348,530.20/x
  3. Step 3: Cross multiply
    18,295,348,530.20x = 27,391,366,730.10 × 18,295,348,530.20
  4. Step 4: Simplify right side
    18,295,348,530.20x = 501,134,601,045,704,179,712
  5. Step 5: Solve for x
    x = 501,134,601,045,704,179,712/18,295,348,530.20
  6. Step 6: Final answer
    x = 27,391,366,730.10

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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.