Home / 1,919,241,028.68-2,879,923,842.54-936,675,706.92

Finding the Fourth Proportional to 1,919,241,028.68, 2,879,923,842.54 and 936,675,706.92

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Solution

The fourth proportional to 1,919,241,028.68, 2,879,923,842.54 and 936,675,706.92 is: 1,405,532,010.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,241,028.68 : 2,879,923,842.54 = 936,675,706.92 : x
  2. Step 2: Convert to fraction form
    1,919,241,028.68/2,879,923,842.54 = 936,675,706.92/x
  3. Step 3: Cross multiply
    1,919,241,028.68x = 2,879,923,842.54 × 936,675,706.92
  4. Step 4: Simplify right side
    1,919,241,028.68x = 2,697,554,701,086,917,120
  5. Step 5: Solve for x
    x = 2,697,554,701,086,917,120/1,919,241,028.68
  6. Step 6: Final answer
    x = 1,405,532,010.19

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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.