Home / 69,983,998.20-104,975,997.30-50,724,401.40

Finding the Fourth Proportional to 69,983,998.20, 104,975,997.30 and 50,724,401.40

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Solution

The fourth proportional to 69,983,998.20, 104,975,997.30 and 50,724,401.40 is: 76,086,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,983,998.20 : 104,975,997.30 = 50,724,401.40 : x
  2. Step 2: Convert to fraction form
    69,983,998.20/104,975,997.30 = 50,724,401.40/x
  3. Step 3: Cross multiply
    69,983,998.20x = 104,975,997.30 × 50,724,401.40
  4. Step 4: Simplify right side
    69,983,998.20x = 5,324,844,624,410,516
  5. Step 5: Solve for x
    x = 5,324,844,624,410,516/69,983,998.20
  6. Step 6: Final answer
    x = 76,086,602.10

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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.