Home / 228,948,233-315,919,885.26-154,770,190.44

Finding the Fourth Proportional to 228,948,233, 315,919,885.26 and 154,770,190.44

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Solution

The fourth proportional to 228,948,233, 315,919,885.26 and 154,770,190.44 is: 213,563,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,948,233 : 315,919,885.26 = 154,770,190.44 : x
  2. Step 2: Convert to fraction form
    228,948,233/315,919,885.26 = 154,770,190.44/x
  3. Step 3: Cross multiply
    228,948,233x = 315,919,885.26 × 154,770,190.44
  4. Step 4: Simplify right side
    228,948,233x = 48,894,980,805,473,144
  5. Step 5: Solve for x
    x = 48,894,980,805,473,144/228,948,233
  6. Step 6: Final answer
    x = 213,563,477.49

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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.