Home / 321,082,584.30-443,130,724.23-179,991,911.85

Finding the Fourth Proportional to 321,082,584.30, 443,130,724.23 and 179,991,911.85

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Solution

The fourth proportional to 321,082,584.30, 443,130,724.23 and 179,991,911.85 is: 248,409,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,082,584.30 : 443,130,724.23 = 179,991,911.85 : x
  2. Step 2: Convert to fraction form
    321,082,584.30/443,130,724.23 = 179,991,911.85/x
  3. Step 3: Cross multiply
    321,082,584.30x = 443,130,724.23 × 179,991,911.85
  4. Step 4: Simplify right side
    321,082,584.30x = 79,759,946,253,632,816
  5. Step 5: Solve for x
    x = 79,759,946,253,632,816/321,082,584.30
  6. Step 6: Final answer
    x = 248,409,444.03

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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.