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Finding the Third Proportional to 1,199,020,887 and 1,798,531,209

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Solution

The third proportional to 1,199,020,887 and 1,798,531,209 is: 2,697,796,631.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,020,887 : 1,798,531,209 = 1,798,531,209 : x
  2. Step 2: Convert to fraction form
    1,199,020,887/1,798,531,209 = 1,798,531,209/x
  3. Step 3: Cross multiply
    1,199,020,887x = 1,798,531,209 × 1,798,531,209
  4. Step 4: Simplify right side
    1,199,020,887x = 3,234,714,509,747,001,856
  5. Step 5: Solve for x
    x = 3,234,714,509,747,001,856/1,199,020,887
  6. Step 6: Final answer
    x = 2,697,796,631.25

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