Home / 68,166,164.89-102,400,583.43-42,277,597.82

Finding the Fourth Proportional to 68,166,164.89, 102,400,583.43 and 42,277,597.82

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Solution

The fourth proportional to 68,166,164.89, 102,400,583.43 and 42,277,597.82 is: 63,510,257.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,166,164.89 : 102,400,583.43 = 42,277,597.82 : x
  2. Step 2: Convert to fraction form
    68,166,164.89/102,400,583.43 = 42,277,597.82/x
  3. Step 3: Cross multiply
    68,166,164.89x = 102,400,583.43 × 42,277,597.82
  4. Step 4: Simplify right side
    68,166,164.89x = 4,329,250,682,817,436.50
  5. Step 5: Solve for x
    x = 4,329,250,682,817,436.50/68,166,164.89
  6. Step 6: Final answer
    x = 63,510,257.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.