Home / 674,259,150.75-1,011,389,119.79-189,584,958.75

Finding the Fourth Proportional to 674,259,150.75, 1,011,389,119.79 and 189,584,958.75

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Solution

The fourth proportional to 674,259,150.75, 1,011,389,119.79 and 189,584,958.75 is: 284,377,548.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,259,150.75 : 1,011,389,119.79 = 189,584,958.75 : x
  2. Step 2: Convert to fraction form
    674,259,150.75/1,011,389,119.79 = 189,584,958.75/x
  3. Step 3: Cross multiply
    674,259,150.75x = 1,011,389,119.79 × 189,584,958.75
  4. Step 4: Simplify right side
    674,259,150.75x = 191,744,164,554,638,016
  5. Step 5: Solve for x
    x = 191,744,164,554,638,016/674,259,150.75
  6. Step 6: Final answer
    x = 284,377,548.81

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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.