Home / 68,057,848.20-101,993,460.30-43,722,078.60

Finding the Fourth Proportional to 68,057,848.20, 101,993,460.30 and 43,722,078.60

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Solution

The fourth proportional to 68,057,848.20, 101,993,460.30 and 43,722,078.60 is: 65,523,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,057,848.20 : 101,993,460.30 = 43,722,078.60 : x
  2. Step 2: Convert to fraction form
    68,057,848.20/101,993,460.30 = 43,722,078.60/x
  3. Step 3: Cross multiply
    68,057,848.20x = 101,993,460.30 × 43,722,078.60
  4. Step 4: Simplify right side
    68,057,848.20x = 4,459,366,087,922,579.50
  5. Step 5: Solve for x
    x = 4,459,366,087,922,579.50/68,057,848.20
  6. Step 6: Final answer
    x = 65,523,171.92

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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.