Home / 216,211,087.05-298,367,612.42-117,091,029.03

Finding the Fourth Proportional to 216,211,087.05, 298,367,612.42 and 117,091,029.03

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Solution

The fourth proportional to 216,211,087.05, 298,367,612.42 and 117,091,029.03 is: 161,583,622.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,211,087.05 : 298,367,612.42 = 117,091,029.03 : x
  2. Step 2: Convert to fraction form
    216,211,087.05/298,367,612.42 = 117,091,029.03/x
  3. Step 3: Cross multiply
    216,211,087.05x = 298,367,612.42 × 117,091,029.03
  4. Step 4: Simplify right side
    216,211,087.05x = 34,936,170,766,896,556
  5. Step 5: Solve for x
    x = 34,936,170,766,896,556/216,211,087.05
  6. Step 6: Final answer
    x = 161,583,622.95

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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.