Home / 115,961,427.20-173,494,243.20-75,650,643.20

Finding the Fourth Proportional to 115,961,427.20, 173,494,243.20 and 75,650,643.20

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Solution

The fourth proportional to 115,961,427.20, 173,494,243.20 and 75,650,643.20 is: 113,183,766.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,961,427.20 : 173,494,243.20 = 75,650,643.20 : x
  2. Step 2: Convert to fraction form
    115,961,427.20/173,494,243.20 = 75,650,643.20/x
  3. Step 3: Cross multiply
    115,961,427.20x = 173,494,243.20 × 75,650,643.20
  4. Step 4: Simplify right side
    115,961,427.20x = 13,124,951,089,577,226
  5. Step 5: Solve for x
    x = 13,124,951,089,577,226/115,961,427.20
  6. Step 6: Final answer
    x = 113,183,766.42

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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.