Home / 82,353,286.56-123,449,599.44-39,210,898.08

Finding the Fourth Proportional to 82,353,286.56, 123,449,599.44 and 39,210,898.08

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Solution

The fourth proportional to 82,353,286.56, 123,449,599.44 and 39,210,898.08 is: 58,778,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,353,286.56 : 123,449,599.44 = 39,210,898.08 : x
  2. Step 2: Convert to fraction form
    82,353,286.56/123,449,599.44 = 39,210,898.08/x
  3. Step 3: Cross multiply
    82,353,286.56x = 123,449,599.44 × 39,210,898.08
  4. Step 4: Simplify right side
    82,353,286.56x = 4,840,569,661,658,665
  5. Step 5: Solve for x
    x = 4,840,569,661,658,665/82,353,286.56
  6. Step 6: Final answer
    x = 58,778,099.38

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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.