Home / 68,061,768.96-102,035,266.56-29,695,142.40

Finding the Fourth Proportional to 68,061,768.96, 102,035,266.56 and 29,695,142.40

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Solution

The fourth proportional to 68,061,768.96, 102,035,266.56 and 29,695,142.40 is: 44,517,675.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,061,768.96 : 102,035,266.56 = 29,695,142.40 : x
  2. Step 2: Convert to fraction form
    68,061,768.96/102,035,266.56 = 29,695,142.40/x
  3. Step 3: Cross multiply
    68,061,768.96x = 102,035,266.56 × 29,695,142.40
  4. Step 4: Simplify right side
    68,061,768.96x = 3,029,951,770,321,158
  5. Step 5: Solve for x
    x = 3,029,951,770,321,158/68,061,768.96
  6. Step 6: Final answer
    x = 44,517,675.88

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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.