Home / 13,867,743,251,879-19,137,530,405,603-7,701,732,785,503.20

Finding the Fourth Proportional to 13,867,743,251,879, 19,137,530,405,603 and 7,701,732,785,503.20

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Solution

The fourth proportional to 13,867,743,251,879, 19,137,530,405,603 and 7,701,732,785,503.20 is: 10,628,416,079,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867,743,251,879 : 19,137,530,405,603 = 7,701,732,785,503.20 : x
  2. Step 2: Convert to fraction form
    13,867,743,251,879/19,137,530,405,603 = 7,701,732,785,503.20/x
  3. Step 3: Cross multiply
    13,867,743,251,879x = 19,137,530,405,603 × 7,701,732,785,503.20
  4. Step 4: Simplify right side
    13,867,743,251,879x = 147,392,145,358,396,989,913,432,064
  5. Step 5: Solve for x
    x = 147,392,145,358,396,989,913,432,064/13,867,743,251,879
  6. Step 6: Final answer
    x = 10,628,416,079,049.21

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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.