Home / 81,027,900.27-111,818,499.17-44,358,471.27

Finding the Fourth Proportional to 81,027,900.27, 111,818,499.17 and 44,358,471.27

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Solution

The fourth proportional to 81,027,900.27, 111,818,499.17 and 44,358,471.27 is: 61,214,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,027,900.27 : 111,818,499.17 = 44,358,471.27 : x
  2. Step 2: Convert to fraction form
    81,027,900.27/111,818,499.17 = 44,358,471.27/x
  3. Step 3: Cross multiply
    81,027,900.27x = 111,818,499.17 × 44,358,471.27
  4. Step 4: Simplify right side
    81,027,900.27x = 4,960,097,682,665,172
  5. Step 5: Solve for x
    x = 4,960,097,682,665,172/81,027,900.27
  6. Step 6: Final answer
    x = 61,214,688.60

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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.