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Finding the Fourth Proportional to 362,011,919.80, 543,017,879.70 and 89,382,686.80

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Solution

The fourth proportional to 362,011,919.80, 543,017,879.70 and 89,382,686.80 is: 134,074,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,011,919.80 : 543,017,879.70 = 89,382,686.80 : x
  2. Step 2: Convert to fraction form
    362,011,919.80/543,017,879.70 = 89,382,686.80/x
  3. Step 3: Cross multiply
    362,011,919.80x = 543,017,879.70 × 89,382,686.80
  4. Step 4: Simplify right side
    362,011,919.80x = 48,536,397,068,025,184
  5. Step 5: Solve for x
    x = 48,536,397,068,025,184/362,011,919.80
  6. Step 6: Final answer
    x = 134,074,030.20

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