Home / 5,379,139,310.36-8,071,160,602.42-2,760,782,137.16

Finding the Fourth Proportional to 5,379,139,310.36, 8,071,160,602.42 and 2,760,782,137.16

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Solution

The fourth proportional to 5,379,139,310.36, 8,071,160,602.42 and 2,760,782,137.16 is: 4,142,431,480.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,139,310.36 : 8,071,160,602.42 = 2,760,782,137.16 : x
  2. Step 2: Convert to fraction form
    5,379,139,310.36/8,071,160,602.42 = 2,760,782,137.16/x
  3. Step 3: Cross multiply
    5,379,139,310.36x = 8,071,160,602.42 × 2,760,782,137.16
  4. Step 4: Simplify right side
    5,379,139,310.36x = 22,282,716,017,310,679,040
  5. Step 5: Solve for x
    x = 22,282,716,017,310,679,040/5,379,139,310.36
  6. Step 6: Final answer
    x = 4,142,431,480.51

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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.