Home / 20,267,603,125.26-27,969,291,706.80-11,235,338,343.51

Finding the Fourth Proportional to 20,267,603,125.26, 27,969,291,706.80 and 11,235,338,343.51

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Solution

The fourth proportional to 20,267,603,125.26, 27,969,291,706.80 and 11,235,338,343.51 is: 15,504,766,578.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,267,603,125.26 : 27,969,291,706.80 = 11,235,338,343.51 : x
  2. Step 2: Convert to fraction form
    20,267,603,125.26/27,969,291,706.80 = 11,235,338,343.51/x
  3. Step 3: Cross multiply
    20,267,603,125.26x = 27,969,291,706.80 × 11,235,338,343.51
  4. Step 4: Simplify right side
    20,267,603,125.26x = 314,244,455,554,226,257,920
  5. Step 5: Solve for x
    x = 314,244,455,554,226,257,920/20,267,603,125.26
  6. Step 6: Final answer
    x = 15,504,766,578.08

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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.