Home / 98,289,622.80-147,647,010.60-69,591,808.80

Finding the Fourth Proportional to 98,289,622.80, 147,647,010.60 and 69,591,808.80

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Solution

The fourth proportional to 98,289,622.80, 147,647,010.60 and 69,591,808.80 is: 104,538,223.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,289,622.80 : 147,647,010.60 = 69,591,808.80 : x
  2. Step 2: Convert to fraction form
    98,289,622.80/147,647,010.60 = 69,591,808.80/x
  3. Step 3: Cross multiply
    98,289,622.80x = 147,647,010.60 × 69,591,808.80
  4. Step 4: Simplify right side
    98,289,622.80x = 10,275,022,531,566,772
  5. Step 5: Solve for x
    x = 10,275,022,531,566,772/98,289,622.80
  6. Step 6: Final answer
    x = 104,538,223.25

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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.