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Finding the Fourth Proportional to 88,978,624.80, 133,467,937.20 and 69,868,327.20

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Solution

The fourth proportional to 88,978,624.80, 133,467,937.20 and 69,868,327.20 is: 104,802,490.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,978,624.80 : 133,467,937.20 = 69,868,327.20 : x
  2. Step 2: Convert to fraction form
    88,978,624.80/133,467,937.20 = 69,868,327.20/x
  3. Step 3: Cross multiply
    88,978,624.80x = 133,467,937.20 × 69,868,327.20
  4. Step 4: Simplify right side
    88,978,624.80x = 9,325,181,506,998,652
  5. Step 5: Solve for x
    x = 9,325,181,506,998,652/88,978,624.80
  6. Step 6: Final answer
    x = 104,802,490.80

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Why These Related Problems?

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