Finding the Fourth Proportional to 19,844,180,197,864, 27,390,063,915,144 and 12,924,661,241,390
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Solution
The fourth proportional to 19,844,180,197,864, 27,390,063,915,144 and 12,924,661,241,390 is: 17,839,351,081,954.06
Step by Step Solution
- Step 1: Write the proportion equation
19,844,180,197,864 : 27,390,063,915,144 = 12,924,661,241,390 : x - Step 2: Convert to fraction form
19,844,180,197,864/27,390,063,915,144 = 12,924,661,241,390/x - Step 3: Cross multiply
19,844,180,197,864x = 27,390,063,915,144 × 12,924,661,241,390 - Step 4: Simplify right side
19,844,180,197,864x = 354,007,297,483,256,461,927,645,184 - Step 5: Solve for x
x = 354,007,297,483,256,461,927,645,184/19,844,180,197,864 - Step 6: Final answer
x = 17,839,351,081,954.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.