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Finding the Fourth Proportional to 366,718,600.80, 549,888,944.40 and 136,569,218.40

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Solution

The fourth proportional to 366,718,600.80, 549,888,944.40 and 136,569,218.40 is: 204,783,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,718,600.80 : 549,888,944.40 = 136,569,218.40 : x
  2. Step 2: Convert to fraction form
    366,718,600.80/549,888,944.40 = 136,569,218.40/x
  3. Step 3: Cross multiply
    366,718,600.80x = 549,888,944.40 × 136,569,218.40
  4. Step 4: Simplify right side
    366,718,600.80x = 75,097,903,343,509,056
  5. Step 5: Solve for x
    x = 75,097,903,343,509,056/366,718,600.80
  6. Step 6: Final answer
    x = 204,783,458.43

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