Home / 6,718,804,986.60-10,079,719,134.30-3,957,012,397.80

Finding the Fourth Proportional to 6,718,804,986.60, 10,079,719,134.30 and 3,957,012,397.80

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Solution

The fourth proportional to 6,718,804,986.60, 10,079,719,134.30 and 3,957,012,397.80 is: 5,936,408,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718,804,986.60 : 10,079,719,134.30 = 3,957,012,397.80 : x
  2. Step 2: Convert to fraction form
    6,718,804,986.60/10,079,719,134.30 = 3,957,012,397.80/x
  3. Step 3: Cross multiply
    6,718,804,986.60x = 10,079,719,134.30 × 3,957,012,397.80
  4. Step 4: Simplify right side
    6,718,804,986.60x = 39,885,573,580,766,978,048
  5. Step 5: Solve for x
    x = 39,885,573,580,766,978,048/6,718,804,986.60
  6. Step 6: Final answer
    x = 5,936,408,879.30

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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.