Home / 5,379,139,308.36-8,071,160,599.42-2,760,782,135.16

Finding the Fourth Proportional to 5,379,139,308.36, 8,071,160,599.42 and 2,760,782,135.16

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Solution

The fourth proportional to 5,379,139,308.36, 8,071,160,599.42 and 2,760,782,135.16 is: 4,142,431,477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,139,308.36 : 8,071,160,599.42 = 2,760,782,135.16 : x
  2. Step 2: Convert to fraction form
    5,379,139,308.36/8,071,160,599.42 = 2,760,782,135.16/x
  3. Step 3: Cross multiply
    5,379,139,308.36x = 8,071,160,599.42 × 2,760,782,135.16
  4. Step 4: Simplify right side
    5,379,139,308.36x = 22,282,715,992,886,013,952
  5. Step 5: Solve for x
    x = 22,282,715,992,886,013,952/5,379,139,308.36
  6. Step 6: Final answer
    x = 4,142,431,477.51

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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.