Home / 108,608,020.70-162,868,728.45-35,804,540.30

Finding the Fourth Proportional to 108,608,020.70, 162,868,728.45 and 35,804,540.30

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Solution

The fourth proportional to 108,608,020.70, 162,868,728.45 and 35,804,540.30 is: 53,692,534.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,608,020.70 : 162,868,728.45 = 35,804,540.30 : x
  2. Step 2: Convert to fraction form
    108,608,020.70/162,868,728.45 = 35,804,540.30/x
  3. Step 3: Cross multiply
    108,608,020.70x = 162,868,728.45 × 35,804,540.30
  4. Step 4: Simplify right side
    108,608,020.70x = 5,831,439,951,397,781
  5. Step 5: Solve for x
    x = 5,831,439,951,397,781/108,608,020.70
  6. Step 6: Final answer
    x = 53,692,534.99

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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.