Home / 108,276,061.20-162,414,091.80-82,766,893.20

Finding the Fourth Proportional to 108,276,061.20, 162,414,091.80 and 82,766,893.20

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Solution

The fourth proportional to 108,276,061.20, 162,414,091.80 and 82,766,893.20 is: 124,150,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,276,061.20 : 162,414,091.80 = 82,766,893.20 : x
  2. Step 2: Convert to fraction form
    108,276,061.20/162,414,091.80 = 82,766,893.20/x
  3. Step 3: Cross multiply
    108,276,061.20x = 162,414,091.80 × 82,766,893.20
  4. Step 4: Simplify right side
    108,276,061.20x = 13,442,509,790,185,598
  5. Step 5: Solve for x
    x = 13,442,509,790,185,598/108,276,061.20
  6. Step 6: Final answer
    x = 124,150,339.80

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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.