Home / 69,571,777.60-104,258,133.60-51,232,859.20

Finding the Fourth Proportional to 69,571,777.60, 104,258,133.60 and 51,232,859.20

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Solution

The fourth proportional to 69,571,777.60, 104,258,133.60 and 51,232,859.20 is: 76,775,992.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,571,777.60 : 104,258,133.60 = 51,232,859.20 : x
  2. Step 2: Convert to fraction form
    69,571,777.60/104,258,133.60 = 51,232,859.20/x
  3. Step 3: Cross multiply
    69,571,777.60x = 104,258,133.60 × 51,232,859.20
  4. Step 4: Simplify right side
    69,571,777.60x = 5,341,442,279,183,589
  5. Step 5: Solve for x
    x = 5,341,442,279,183,589/69,571,777.60
  6. Step 6: Final answer
    x = 76,775,992.56

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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.