Home / 3,768,315,831.41-5,653,316,745.36-1,148,324,987.43

Finding the Fourth Proportional to 3,768,315,831.41, 5,653,316,745.36 and 1,148,324,987.43

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Solution

The fourth proportional to 3,768,315,831.41, 5,653,316,745.36 and 1,148,324,987.43 is: 1,722,744,369.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,315,831.41 : 5,653,316,745.36 = 1,148,324,987.43 : x
  2. Step 2: Convert to fraction form
    3,768,315,831.41/5,653,316,745.36 = 1,148,324,987.43/x
  3. Step 3: Cross multiply
    3,768,315,831.41x = 5,653,316,745.36 × 1,148,324,987.43
  4. Step 4: Simplify right side
    3,768,315,831.41x = 6,491,844,880,553,330,688
  5. Step 5: Solve for x
    x = 6,491,844,880,553,330,688/3,768,315,831.41
  6. Step 6: Final answer
    x = 1,722,744,369.37

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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.