Home / 3,985,804,984.95-5,978,707,477.43-3,985,804,984.95

Finding the Fourth Proportional to 3,985,804,984.95, 5,978,707,477.43 and 3,985,804,984.95

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Solution

The fourth proportional to 3,985,804,984.95, 5,978,707,477.43 and 3,985,804,984.95 is: 5,978,707,477.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,804,984.95 : 5,978,707,477.43 = 3,985,804,984.95 : x
  2. Step 2: Convert to fraction form
    3,985,804,984.95/5,978,707,477.43 = 3,985,804,984.95/x
  3. Step 3: Cross multiply
    3,985,804,984.95x = 5,978,707,477.43 × 3,985,804,984.95
  4. Step 4: Simplify right side
    3,985,804,984.95x = 23,829,962,067,078,406,144
  5. Step 5: Solve for x
    x = 23,829,962,067,078,406,144/3,985,804,984.95
  6. Step 6: Final answer
    x = 5,978,707,477.43

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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.