Home / 311,792,466.90-467,184,815.55-196,570,809.30

Finding the Fourth Proportional to 311,792,466.90, 467,184,815.55 and 196,570,809.30

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Solution

The fourth proportional to 311,792,466.90, 467,184,815.55 and 196,570,809.30 is: 294,538,537.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,792,466.90 : 467,184,815.55 = 196,570,809.30 : x
  2. Step 2: Convert to fraction form
    311,792,466.90/467,184,815.55 = 196,570,809.30/x
  3. Step 3: Cross multiply
    311,792,466.90x = 467,184,815.55 × 196,570,809.30
  4. Step 4: Simplify right side
    311,792,466.90x = 91,834,897,285,334,736
  5. Step 5: Solve for x
    x = 91,834,897,285,334,736/311,792,466.90
  6. Step 6: Final answer
    x = 294,538,537.76

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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.