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Finding the Fourth Proportional to 44,666,319.60, 66,857,761.80 and 44,666,319.60

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Solution

The fourth proportional to 44,666,319.60, 66,857,761.80 and 44,666,319.60 is: 66,857,761.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,666,319.60 : 66,857,761.80 = 44,666,319.60 : x
  2. Step 2: Convert to fraction form
    44,666,319.60/66,857,761.80 = 44,666,319.60/x
  3. Step 3: Cross multiply
    44,666,319.60x = 66,857,761.80 × 44,666,319.60
  4. Step 4: Simplify right side
    44,666,319.60x = 2,986,290,156,299,471
  5. Step 5: Solve for x
    x = 2,986,290,156,299,471/44,666,319.60
  6. Step 6: Final answer
    x = 66,857,761.80

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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.