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Finding the Fourth Proportional to 458,956,893.83, 688,569,644.41 and 148,058,528.81

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Solution

The fourth proportional to 458,956,893.83, 688,569,644.41 and 148,058,528.81 is: 222,131,119.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,956,893.83 : 688,569,644.41 = 148,058,528.81 : x
  2. Step 2: Convert to fraction form
    458,956,893.83/688,569,644.41 = 148,058,528.81/x
  3. Step 3: Cross multiply
    458,956,893.83x = 688,569,644.41 × 148,058,528.81
  4. Step 4: Simplify right side
    458,956,893.83x = 101,948,608,530,756,448
  5. Step 5: Solve for x
    x = 101,948,608,530,756,448/458,956,893.83
  6. Step 6: Final answer
    x = 222,131,119.29

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