Home / 229,255,071.80-343,882,607.70-199,395,231.80

Finding the Fourth Proportional to 229,255,071.80, 343,882,607.70 and 199,395,231.80

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Solution

The fourth proportional to 229,255,071.80, 343,882,607.70 and 199,395,231.80 is: 299,092,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,255,071.80 : 343,882,607.70 = 199,395,231.80 : x
  2. Step 2: Convert to fraction form
    229,255,071.80/343,882,607.70 = 199,395,231.80/x
  3. Step 3: Cross multiply
    229,255,071.80x = 343,882,607.70 × 199,395,231.80
  4. Step 4: Simplify right side
    229,255,071.80x = 68,568,552,274,329,968
  5. Step 5: Solve for x
    x = 68,568,552,274,329,968/229,255,071.80
  6. Step 6: Final answer
    x = 299,092,847.70

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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.