Home / 7,188,542,525.36-10,782,302,379.96-2,213,745,631.76

Finding the Fourth Proportional to 7,188,542,525.36, 10,782,302,379.96 and 2,213,745,631.76

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Solution

The fourth proportional to 7,188,542,525.36, 10,782,302,379.96 and 2,213,745,631.76 is: 3,320,460,957.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,542,525.36 : 10,782,302,379.96 = 2,213,745,631.76 : x
  2. Step 2: Convert to fraction form
    7,188,542,525.36/10,782,302,379.96 = 2,213,745,631.76/x
  3. Step 3: Cross multiply
    7,188,542,525.36x = 10,782,302,379.96 × 2,213,745,631.76
  4. Step 4: Simplify right side
    7,188,542,525.36x = 23,869,274,793,951,903,744
  5. Step 5: Solve for x
    x = 23,869,274,793,951,903,744/7,188,542,525.36
  6. Step 6: Final answer
    x = 3,320,460,957.11

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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.