Home / 68,061,769.21-102,035,266.94-29,695,142.65

Finding the Fourth Proportional to 68,061,769.21, 102,035,266.94 and 29,695,142.65

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Solution

The fourth proportional to 68,061,769.21, 102,035,266.94 and 29,695,142.65 is: 44,517,676.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,061,769.21 : 102,035,266.94 = 29,695,142.65 : x
  2. Step 2: Convert to fraction form
    68,061,769.21/102,035,266.94 = 29,695,142.65/x
  3. Step 3: Cross multiply
    68,061,769.21x = 102,035,266.94 × 29,695,142.65
  4. Step 4: Simplify right side
    68,061,769.21x = 3,029,951,806,965,653
  5. Step 5: Solve for x
    x = 3,029,951,806,965,653/68,061,769.21
  6. Step 6: Final answer
    x = 44,517,676.25

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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.