Home / 108,809,203.20-163,213,804.80-84,150,340.80

Finding the Fourth Proportional to 108,809,203.20, 163,213,804.80 and 84,150,340.80

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Solution

The fourth proportional to 108,809,203.20, 163,213,804.80 and 84,150,340.80 is: 126,225,511.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,809,203.20 : 163,213,804.80 = 84,150,340.80 : x
  2. Step 2: Convert to fraction form
    108,809,203.20/163,213,804.80 = 84,150,340.80/x
  3. Step 3: Cross multiply
    108,809,203.20x = 163,213,804.80 × 84,150,340.80
  4. Step 4: Simplify right side
    108,809,203.20x = 13,734,497,297,184,676
  5. Step 5: Solve for x
    x = 13,734,497,297,184,676/108,809,203.20
  6. Step 6: Final answer
    x = 126,225,511.20

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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.