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Finding the Fourth Proportional to 69,953,966.80, 104,930,950.20 and 57,188,885.20

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Solution

The fourth proportional to 69,953,966.80, 104,930,950.20 and 57,188,885.20 is: 85,783,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,953,966.80 : 104,930,950.20 = 57,188,885.20 : x
  2. Step 2: Convert to fraction form
    69,953,966.80/104,930,950.20 = 57,188,885.20/x
  3. Step 3: Cross multiply
    69,953,966.80x = 104,930,950.20 × 57,188,885.20
  4. Step 4: Simplify right side
    69,953,966.80x = 6,000,884,064,914,718
  5. Step 5: Solve for x
    x = 6,000,884,064,914,718/69,953,966.80
  6. Step 6: Final answer
    x = 85,783,327.80

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