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Finding the Fourth Proportional to 139,582,940.34, 209,277,452.60 and 61,817,467.98

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Solution

The fourth proportional to 139,582,940.34, 209,277,452.60 and 61,817,467.98 is: 92,683,261.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,582,940.34 : 209,277,452.60 = 61,817,467.98 : x
  2. Step 2: Convert to fraction form
    139,582,940.34/209,277,452.60 = 61,817,467.98/x
  3. Step 3: Cross multiply
    139,582,940.34x = 209,277,452.60 × 61,817,467.98
  4. Step 4: Simplify right side
    139,582,940.34x = 12,937,002,225,036,466
  5. Step 5: Solve for x
    x = 12,937,002,225,036,466/139,582,940.34
  6. Step 6: Final answer
    x = 92,683,261.96

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