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Finding the Fourth Proportional to 108,962,375,620.20, 163,443,563,430.30 and 108,962,375,620.20

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Solution

The fourth proportional to 108,962,375,620.20, 163,443,563,430.30 and 108,962,375,620.20 is: 163,443,563,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,962,375,620.20 : 163,443,563,430.30 = 108,962,375,620.20 : x
  2. Step 2: Convert to fraction form
    108,962,375,620.20/163,443,563,430.30 = 108,962,375,620.20/x
  3. Step 3: Cross multiply
    108,962,375,620.20x = 163,443,563,430.30 × 108,962,375,620.20
  4. Step 4: Simplify right side
    108,962,375,620.20x = 17,809,198,951,196,331,606,016
  5. Step 5: Solve for x
    x = 17,809,198,951,196,331,606,016/108,962,375,620.20
  6. Step 6: Final answer
    x = 163,443,563,430.30

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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.