Home / 65,616,092.40-98,424,138.60-55,093,560.60

Finding the Fourth Proportional to 65,616,092.40, 98,424,138.60 and 55,093,560.60

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Solution

The fourth proportional to 65,616,092.40, 98,424,138.60 and 55,093,560.60 is: 82,640,340.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,616,092.40 : 98,424,138.60 = 55,093,560.60 : x
  2. Step 2: Convert to fraction form
    65,616,092.40/98,424,138.60 = 55,093,560.60/x
  3. Step 3: Cross multiply
    65,616,092.40x = 98,424,138.60 × 55,093,560.60
  4. Step 4: Simplify right side
    65,616,092.40x = 5,422,536,244,461,899
  5. Step 5: Solve for x
    x = 5,422,536,244,461,899/65,616,092.40
  6. Step 6: Final answer
    x = 82,640,340.90

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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.