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Finding the Fourth Proportional to 148,744,999.90, 223,117,499.85 and 148,744,999.90

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Solution

The fourth proportional to 148,744,999.90, 223,117,499.85 and 148,744,999.90 is: 223,117,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,744,999.90 : 223,117,499.85 = 148,744,999.90 : x
  2. Step 2: Convert to fraction form
    148,744,999.90/223,117,499.85 = 148,744,999.90/x
  3. Step 3: Cross multiply
    148,744,999.90x = 223,117,499.85 × 148,744,999.90
  4. Step 4: Simplify right side
    148,744,999.90x = 33,187,612,492,876,500
  5. Step 5: Solve for x
    x = 33,187,612,492,876,500/148,744,999.90
  6. Step 6: Final answer
    x = 223,117,499.85

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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.