Home / 5,318,786,300.60-7,978,179,450.90-3,223,633,302.20

Finding the Fourth Proportional to 5,318,786,300.60, 7,978,179,450.90 and 3,223,633,302.20

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Solution

The fourth proportional to 5,318,786,300.60, 7,978,179,450.90 and 3,223,633,302.20 is: 4,835,449,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,786,300.60 : 7,978,179,450.90 = 3,223,633,302.20 : x
  2. Step 2: Convert to fraction form
    5,318,786,300.60/7,978,179,450.90 = 3,223,633,302.20/x
  3. Step 3: Cross multiply
    5,318,786,300.60x = 7,978,179,450.90 × 3,223,633,302.20
  4. Step 4: Simplify right side
    5,318,786,300.60x = 25,718,724,968,848,945,152
  5. Step 5: Solve for x
    x = 25,718,724,968,848,945,152/5,318,786,300.60
  6. Step 6: Final answer
    x = 4,835,449,953.30

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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.