Home / 66,162,093.21-99,178,339.81-37,030,158.09

Finding the Fourth Proportional to 66,162,093.21, 99,178,339.81 and 37,030,158.09

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Solution

The fourth proportional to 66,162,093.21, 99,178,339.81 and 37,030,158.09 is: 55,508,969.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,162,093.21 : 99,178,339.81 = 37,030,158.09 : x
  2. Step 2: Convert to fraction form
    66,162,093.21/99,178,339.81 = 37,030,158.09/x
  3. Step 3: Cross multiply
    66,162,093.21x = 99,178,339.81 × 37,030,158.09
  4. Step 4: Simplify right side
    66,162,093.21x = 3,672,589,601,586,998.50
  5. Step 5: Solve for x
    x = 3,672,589,601,586,998.50/66,162,093.21
  6. Step 6: Final answer
    x = 55,508,969.32

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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.