Home / 65,606,788.80-98,410,183.20-31,519,915.20

Finding the Fourth Proportional to 65,606,788.80, 98,410,183.20 and 31,519,915.20

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Solution

The fourth proportional to 65,606,788.80, 98,410,183.20 and 31,519,915.20 is: 47,279,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,606,788.80 : 98,410,183.20 = 31,519,915.20 : x
  2. Step 2: Convert to fraction form
    65,606,788.80/98,410,183.20 = 31,519,915.20/x
  3. Step 3: Cross multiply
    65,606,788.80x = 98,410,183.20 × 31,519,915.20
  4. Step 4: Simplify right side
    65,606,788.80x = 3,101,880,629,280,464.50
  5. Step 5: Solve for x
    x = 3,101,880,629,280,464.50/65,606,788.80
  6. Step 6: Final answer
    x = 47,279,872.80

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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.