Home / 1,381,365,430,052.80-1,906,156,365,379.30-764,054,861,912.52

Finding the Fourth Proportional to 1,381,365,430,052.80, 1,906,156,365,379.30 and 764,054,861,912.52

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Solution

The fourth proportional to 1,381,365,430,052.80, 1,906,156,365,379.30 and 764,054,861,912.52 is: 1,054,324,950,406.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,365,430,052.80 : 1,906,156,365,379.30 = 764,054,861,912.52 : x
  2. Step 2: Convert to fraction form
    1,381,365,430,052.80/1,906,156,365,379.30 = 764,054,861,912.52/x
  3. Step 3: Cross multiply
    1,381,365,430,052.80x = 1,906,156,365,379.30 × 764,054,861,912.52
  4. Step 4: Simplify right side
    1,381,365,430,052.80x = 1,456,408,038,533,552,062,595,072
  5. Step 5: Solve for x
    x = 1,456,408,038,533,552,062,595,072/1,381,365,430,052.80
  6. Step 6: Final answer
    x = 1,054,324,950,406.41

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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.