Home / 77,935,623.24-107,552,914.92-50,481,337.44

Finding the Fourth Proportional to 77,935,623.24, 107,552,914.92 and 50,481,337.44

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Solution

The fourth proportional to 77,935,623.24, 107,552,914.92 and 50,481,337.44 is: 69,665,382.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,935,623.24 : 107,552,914.92 = 50,481,337.44 : x
  2. Step 2: Convert to fraction form
    77,935,623.24/107,552,914.92 = 50,481,337.44/x
  3. Step 3: Cross multiply
    77,935,623.24x = 107,552,914.92 × 50,481,337.44
  4. Step 4: Simplify right side
    77,935,623.24x = 5,429,414,990,732,130
  5. Step 5: Solve for x
    x = 5,429,414,990,732,130/77,935,623.24
  6. Step 6: Final answer
    x = 69,665,382.34

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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.