Home / 13,625,874,804.18-18,802,922,700.90-7,603,907,578.29

Finding the Fourth Proportional to 13,625,874,804.18, 18,802,922,700.90 and 7,603,907,578.29

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Solution

The fourth proportional to 13,625,874,804.18, 18,802,922,700.90 and 7,603,907,578.29 is: 10,492,954,652.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,625,874,804.18 : 18,802,922,700.90 = 7,603,907,578.29 : x
  2. Step 2: Convert to fraction form
    13,625,874,804.18/18,802,922,700.90 = 7,603,907,578.29/x
  3. Step 3: Cross multiply
    13,625,874,804.18x = 18,802,922,700.90 × 7,603,907,578.29
  4. Step 4: Simplify right side
    13,625,874,804.18x = 142,975,686,419,374,587,904
  5. Step 5: Solve for x
    x = 142,975,686,419,374,587,904/13,625,874,804.18
  6. Step 6: Final answer
    x = 10,492,954,652.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.