Home / 3,916,674,459.89-5,405,143,409.60-2,132,597,104.73

Finding the Fourth Proportional to 3,916,674,459.89, 5,405,143,409.60 and 2,132,597,104.73

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Solution

The fourth proportional to 3,916,674,459.89, 5,405,143,409.60 and 2,132,597,104.73 is: 2,943,056,234.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916,674,459.89 : 5,405,143,409.60 = 2,132,597,104.73 : x
  2. Step 2: Convert to fraction form
    3,916,674,459.89/5,405,143,409.60 = 2,132,597,104.73/x
  3. Step 3: Cross multiply
    3,916,674,459.89x = 5,405,143,409.60 × 2,132,597,104.73
  4. Step 4: Simplify right side
    3,916,674,459.89x = 11,526,993,185,925,711,872
  5. Step 5: Solve for x
    x = 11,526,993,185,925,711,872/3,916,674,459.89
  6. Step 6: Final answer
    x = 2,943,056,234.05

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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.