Home / 1,389,190,966.80-2,081,994,859.80-1,064,465,206.80

Finding the Fourth Proportional to 1,389,190,966.80, 2,081,994,859.80 and 1,064,465,206.80

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Solution

The fourth proportional to 1,389,190,966.80, 2,081,994,859.80 and 1,064,465,206.80 is: 1,595,325,007.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,190,966.80 : 2,081,994,859.80 = 1,064,465,206.80 : x
  2. Step 2: Convert to fraction form
    1,389,190,966.80/2,081,994,859.80 = 1,064,465,206.80/x
  3. Step 3: Cross multiply
    1,389,190,966.80x = 2,081,994,859.80 × 1,064,465,206.80
  4. Step 4: Simplify right side
    1,389,190,966.80x = 2,216,211,088,993,543,936
  5. Step 5: Solve for x
    x = 2,216,211,088,993,543,936/1,389,190,966.80
  6. Step 6: Final answer
    x = 1,595,325,007.11

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