Home / 66,310,424.01-99,355,676.96-40,324,118.83

Finding the Fourth Proportional to 66,310,424.01, 99,355,676.96 and 40,324,118.83

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Solution

The fourth proportional to 66,310,424.01, 99,355,676.96 and 40,324,118.83 is: 60,419,310.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,310,424.01 : 99,355,676.96 = 40,324,118.83 : x
  2. Step 2: Convert to fraction form
    66,310,424.01/99,355,676.96 = 40,324,118.83/x
  3. Step 3: Cross multiply
    66,310,424.01x = 99,355,676.96 × 40,324,118.83
  4. Step 4: Simplify right side
    66,310,424.01x = 4,006,430,124,022,554.50
  5. Step 5: Solve for x
    x = 4,006,430,124,022,554.50/66,310,424.01
  6. Step 6: Final answer
    x = 60,419,310.90

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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.