Home / 194,511,364.92-268,424,880.98-105,203,408.80

Finding the Fourth Proportional to 194,511,364.92, 268,424,880.98 and 105,203,408.80

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Solution

The fourth proportional to 194,511,364.92, 268,424,880.98 and 105,203,408.80 is: 145,180,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,511,364.92 : 268,424,880.98 = 105,203,408.80 : x
  2. Step 2: Convert to fraction form
    194,511,364.92/268,424,880.98 = 105,203,408.80/x
  3. Step 3: Cross multiply
    194,511,364.92x = 268,424,880.98 × 105,203,408.80
  4. Step 4: Simplify right side
    194,511,364.92x = 28,239,212,485,830,284
  5. Step 5: Solve for x
    x = 28,239,212,485,830,284/194,511,364.92
  6. Step 6: Final answer
    x = 145,180,270.04

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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.