Home / 289,174,391.01-433,776,736.96-220,195,383.12

Finding the Fourth Proportional to 289,174,391.01, 433,776,736.96 and 220,195,383.12

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Solution

The fourth proportional to 289,174,391.01, 433,776,736.96 and 220,195,383.12 is: 330,304,611.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,174,391.01 : 433,776,736.96 = 220,195,383.12 : x
  2. Step 2: Convert to fraction form
    289,174,391.01/433,776,736.96 = 220,195,383.12/x
  3. Step 3: Cross multiply
    289,174,391.01x = 433,776,736.96 × 220,195,383.12
  4. Step 4: Simplify right side
    289,174,391.01x = 95,515,634,782,900,176
  5. Step 5: Solve for x
    x = 95,515,634,782,900,176/289,174,391.01
  6. Step 6: Final answer
    x = 330,304,611.17

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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.