Home / 110,622,698.20-165,792,329.70-98,434,984.60

Finding the Fourth Proportional to 110,622,698.20, 165,792,329.70 and 98,434,984.60

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Solution

The fourth proportional to 110,622,698.20, 165,792,329.70 and 98,434,984.60 is: 147,526,372.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,622,698.20 : 165,792,329.70 = 98,434,984.60 : x
  2. Step 2: Convert to fraction form
    110,622,698.20/165,792,329.70 = 98,434,984.60/x
  3. Step 3: Cross multiply
    110,622,698.20x = 165,792,329.70 × 98,434,984.60
  4. Step 4: Simplify right side
    110,622,698.20x = 16,319,765,420,817,620
  5. Step 5: Solve for x
    x = 16,319,765,420,817,620/110,622,698.20
  6. Step 6: Final answer
    x = 147,526,372.85

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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.