Home / 212,706,163.80-319,059,245.70-182,095,162.20

Finding the Fourth Proportional to 212,706,163.80, 319,059,245.70 and 182,095,162.20

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Solution

The fourth proportional to 212,706,163.80, 319,059,245.70 and 182,095,162.20 is: 273,142,743.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,706,163.80 : 319,059,245.70 = 182,095,162.20 : x
  2. Step 2: Convert to fraction form
    212,706,163.80/319,059,245.70 = 182,095,162.20/x
  3. Step 3: Cross multiply
    212,706,163.80x = 319,059,245.70 × 182,095,162.20
  4. Step 4: Simplify right side
    212,706,163.80x = 58,099,145,097,151,144
  5. Step 5: Solve for x
    x = 58,099,145,097,151,144/212,706,163.80
  6. Step 6: Final answer
    x = 273,142,743.30

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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.