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Finding the Fourth Proportional to 47,389,610.60, 66,536,773.60 and 47,389,610.60

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Solution

The fourth proportional to 47,389,610.60, 66,536,773.60 and 47,389,610.60 is: 66,536,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389,610.60 : 66,536,773.60 = 47,389,610.60 : x
  2. Step 2: Convert to fraction form
    47,389,610.60/66,536,773.60 = 47,389,610.60/x
  3. Step 3: Cross multiply
    47,389,610.60x = 66,536,773.60 × 47,389,610.60
  4. Step 4: Simplify right side
    47,389,610.60x = 3,153,151,791,484,360.50
  5. Step 5: Solve for x
    x = 3,153,151,791,484,360.50/47,389,610.60
  6. Step 6: Final answer
    x = 66,536,773.60

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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.