Home / 69,977,104.20-104,965,656.30-39,366,102.60

Finding the Fourth Proportional to 69,977,104.20, 104,965,656.30 and 39,366,102.60

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Solution

The fourth proportional to 69,977,104.20, 104,965,656.30 and 39,366,102.60 is: 59,049,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,977,104.20 : 104,965,656.30 = 39,366,102.60 : x
  2. Step 2: Convert to fraction form
    69,977,104.20/104,965,656.30 = 39,366,102.60/x
  3. Step 3: Cross multiply
    69,977,104.20x = 104,965,656.30 × 39,366,102.60
  4. Step 4: Simplify right side
    69,977,104.20x = 4,132,088,795,382,136.50
  5. Step 5: Solve for x
    x = 4,132,088,795,382,136.50/69,977,104.20
  6. Step 6: Final answer
    x = 59,049,153.90

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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.