Home / 106,375,145.20-159,571,012.20-45,792,847.60

Finding the Fourth Proportional to 106,375,145.20, 159,571,012.20 and 45,792,847.60

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Solution

The fourth proportional to 106,375,145.20, 159,571,012.20 and 45,792,847.60 is: 68,692,842.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,375,145.20 : 159,571,012.20 = 45,792,847.60 : x
  2. Step 2: Convert to fraction form
    106,375,145.20/159,571,012.20 = 45,792,847.60/x
  3. Step 3: Cross multiply
    106,375,145.20x = 159,571,012.20 × 45,792,847.60
  4. Step 4: Simplify right side
    106,375,145.20x = 7,307,211,043,052,340
  5. Step 5: Solve for x
    x = 7,307,211,043,052,340/106,375,145.20
  6. Step 6: Final answer
    x = 68,692,842.01

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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.