Home / 228,865,414.40-343,298,121.60-203,783,148.80

Finding the Fourth Proportional to 228,865,414.40, 343,298,121.60 and 203,783,148.80

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Solution

The fourth proportional to 228,865,414.40, 343,298,121.60 and 203,783,148.80 is: 305,674,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,865,414.40 : 343,298,121.60 = 203,783,148.80 : x
  2. Step 2: Convert to fraction form
    228,865,414.40/343,298,121.60 = 203,783,148.80/x
  3. Step 3: Cross multiply
    228,865,414.40x = 343,298,121.60 × 203,783,148.80
  4. Step 4: Simplify right side
    228,865,414.40x = 69,958,372,196,773,304
  5. Step 5: Solve for x
    x = 69,958,372,196,773,304/228,865,414.40
  6. Step 6: Final answer
    x = 305,674,723.20

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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.