Home / 3,792,779,761.78-5,686,583,849.79-1,923,821,589.09

Finding the Fourth Proportional to 3,792,779,761.78, 5,686,583,849.79 and 1,923,821,589.09

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Solution

The fourth proportional to 3,792,779,761.78, 5,686,583,849.79 and 1,923,821,589.09 is: 2,884,420,785.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792,779,761.78 : 5,686,583,849.79 = 1,923,821,589.09 : x
  2. Step 2: Convert to fraction form
    3,792,779,761.78/5,686,583,849.79 = 1,923,821,589.09/x
  3. Step 3: Cross multiply
    3,792,779,761.78x = 5,686,583,849.79 × 1,923,821,589.09
  4. Step 4: Simplify right side
    3,792,779,761.78x = 10,939,972,778,396,526,592
  5. Step 5: Solve for x
    x = 10,939,972,778,396,526,592/3,792,779,761.78
  6. Step 6: Final answer
    x = 2,884,420,785.16

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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.