Home / 76,617,999.60-114,982,986.60-53,943,183.60

Finding the Fourth Proportional to 76,617,999.60, 114,982,986.60 and 53,943,183.60

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Solution

The fourth proportional to 76,617,999.60, 114,982,986.60 and 53,943,183.60 is: 80,954,193.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,617,999.60 : 114,982,986.60 = 53,943,183.60 : x
  2. Step 2: Convert to fraction form
    76,617,999.60/114,982,986.60 = 53,943,183.60/x
  3. Step 3: Cross multiply
    76,617,999.60x = 114,982,986.60 × 53,943,183.60
  4. Step 4: Simplify right side
    76,617,999.60x = 6,202,548,357,040,140
  5. Step 5: Solve for x
    x = 6,202,548,357,040,140/76,617,999.60
  6. Step 6: Final answer
    x = 80,954,193.39

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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.