SOLUTION: Help! I have been trying to figure out this word problem for 3 days now, and I can't seem to figure it out.... A parsec is approximately 3.1 x 10^16 meters. How many meters are

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A parsec is approximately 3.1 x 10^16 meters. How many meters are there in 4 x 10^5 parsecs?
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1 parsec = 3.1 x 10^16 meters
Multiply both sides by 4 x 10^5 to get:
4 x 10^5 parsecs = (4 x 10^5)(3.1 x 10^16) meters
= 12.4 x 10^21 meters
= 1.24 x 10^22 meters
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Cheers,
Stan H.