Home / 82,678,163.42-114,091,523.97-45,501,338.27

Finding the Fourth Proportional to 82,678,163.42, 114,091,523.97 and 45,501,338.27

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Solution

The fourth proportional to 82,678,163.42, 114,091,523.97 and 45,501,338.27 is: 62,789,457.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,678,163.42 : 114,091,523.97 = 45,501,338.27 : x
  2. Step 2: Convert to fraction form
    82,678,163.42/114,091,523.97 = 45,501,338.27/x
  3. Step 3: Cross multiply
    82,678,163.42x = 114,091,523.97 × 45,501,338.27
  4. Step 4: Simplify right side
    82,678,163.42x = 5,191,317,025,328,326
  5. Step 5: Solve for x
    x = 5,191,317,025,328,326/82,678,163.42
  6. Step 6: Final answer
    x = 62,789,457.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.