Home / 108,276,006.20-162,414,009.30-82,766,838.20

Finding the Fourth Proportional to 108,276,006.20, 162,414,009.30 and 82,766,838.20

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Solution

The fourth proportional to 108,276,006.20, 162,414,009.30 and 82,766,838.20 is: 124,150,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,276,006.20 : 162,414,009.30 = 82,766,838.20 : x
  2. Step 2: Convert to fraction form
    108,276,006.20/162,414,009.30 = 82,766,838.20/x
  3. Step 3: Cross multiply
    108,276,006.20x = 162,414,009.30 × 82,766,838.20
  4. Step 4: Simplify right side
    108,276,006.20x = 13,442,494,029,146,396
  5. Step 5: Solve for x
    x = 13,442,494,029,146,396/108,276,006.20
  6. Step 6: Final answer
    x = 124,150,257.30

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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.