Home / 69,983,999.70-104,975,999.55-50,724,402.90

Finding the Fourth Proportional to 69,983,999.70, 104,975,999.55 and 50,724,402.90

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Solution

The fourth proportional to 69,983,999.70, 104,975,999.55 and 50,724,402.90 is: 76,086,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,983,999.70 : 104,975,999.55 = 50,724,402.90 : x
  2. Step 2: Convert to fraction form
    69,983,999.70/104,975,999.55 = 50,724,402.90/x
  3. Step 3: Cross multiply
    69,983,999.70x = 104,975,999.55 × 50,724,402.90
  4. Step 4: Simplify right side
    69,983,999.70x = 5,324,844,896,004,418
  5. Step 5: Solve for x
    x = 5,324,844,896,004,418/69,983,999.70
  6. Step 6: Final answer
    x = 76,086,604.35

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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.