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Finding the Fourth Proportional to 298,271,435.76, 411,627,351.84 and 166,112,431.84

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Solution

The fourth proportional to 298,271,435.76, 411,627,351.84 and 166,112,431.84 is: 229,242,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,271,435.76 : 411,627,351.84 = 166,112,431.84 : x
  2. Step 2: Convert to fraction form
    298,271,435.76/411,627,351.84 = 166,112,431.84/x
  3. Step 3: Cross multiply
    298,271,435.76x = 411,627,351.84 × 166,112,431.84
  4. Step 4: Simplify right side
    298,271,435.76x = 68,376,420,426,001,696
  5. Step 5: Solve for x
    x = 68,376,420,426,001,696/298,271,435.76
  6. Step 6: Final answer
    x = 229,242,268.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.