Home / 120,042,305.20-168,512,723.60-120,042,305.20

Finding the Fourth Proportional to 120,042,305.20, 168,512,723.60 and 120,042,305.20

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Solution

The fourth proportional to 120,042,305.20, 168,512,723.60 and 120,042,305.20 is: 168,512,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,042,305.20 : 168,512,723.60 = 120,042,305.20 : x
  2. Step 2: Convert to fraction form
    120,042,305.20/168,512,723.60 = 120,042,305.20/x
  3. Step 3: Cross multiply
    120,042,305.20x = 168,512,723.60 × 120,042,305.20
  4. Step 4: Simplify right side
    120,042,305.20x = 20,228,655,796,474,444
  5. Step 5: Solve for x
    x = 20,228,655,796,474,444/120,042,305.20
  6. Step 6: Final answer
    x = 168,512,723.60

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.