Home / 120,303,866.82-166,015,040.62-68,091,781.47

Finding the Fourth Proportional to 120,303,866.82, 166,015,040.62 and 68,091,781.47

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Solution

The fourth proportional to 120,303,866.82, 166,015,040.62 and 68,091,781.47 is: 93,964,227.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,303,866.82 : 166,015,040.62 = 68,091,781.47 : x
  2. Step 2: Convert to fraction form
    120,303,866.82/166,015,040.62 = 68,091,781.47/x
  3. Step 3: Cross multiply
    120,303,866.82x = 166,015,040.62 × 68,091,781.47
  4. Step 4: Simplify right side
    120,303,866.82x = 11,304,259,866,630,214
  5. Step 5: Solve for x
    x = 11,304,259,866,630,214/120,303,866.82
  6. Step 6: Final answer
    x = 93,964,227.13

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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.