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Finding the Fourth Proportional to 40,841,251.80, 57,220,267.80 and 40,841,251.80

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Solution

The fourth proportional to 40,841,251.80, 57,220,267.80 and 40,841,251.80 is: 57,220,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,841,251.80 : 57,220,267.80 = 40,841,251.80 : x
  2. Step 2: Convert to fraction form
    40,841,251.80/57,220,267.80 = 40,841,251.80/x
  3. Step 3: Cross multiply
    40,841,251.80x = 57,220,267.80 × 40,841,251.80
  4. Step 4: Simplify right side
    40,841,251.80x = 2,336,947,365,283,231.50
  5. Step 5: Solve for x
    x = 2,336,947,365,283,231.50/40,841,251.80
  6. Step 6: Final answer
    x = 57,220,267.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.