Home / 298,370,241.97-411,763,632.24-166,211,078.56

Finding the Fourth Proportional to 298,370,241.97, 411,763,632.24 and 166,211,078.56

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Solution

The fourth proportional to 298,370,241.97, 411,763,632.24 and 166,211,078.56 is: 229,378,362.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,370,241.97 : 411,763,632.24 = 166,211,078.56 : x
  2. Step 2: Convert to fraction form
    298,370,241.97/411,763,632.24 = 166,211,078.56/x
  3. Step 3: Cross multiply
    298,370,241.97x = 411,763,632.24 × 166,211,078.56
  4. Step 4: Simplify right side
    298,370,241.97x = 68,439,677,426,393,592
  5. Step 5: Solve for x
    x = 68,439,677,426,393,592/298,370,241.97
  6. Step 6: Final answer
    x = 229,378,362.18

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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.