Finding the Fourth Proportional to 17,982,962,836,486, 26,971,255,666,384 and 8,178,739,348,133.40
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Solution
The fourth proportional to 17,982,962,836,486, 26,971,255,666,384 and 8,178,739,348,133.40 is: 12,266,658,836,643.95
Step by Step Solution
- Step 1: Write the proportion equation
17,982,962,836,486 : 26,971,255,666,384 = 8,178,739,348,133.40 : x - Step 2: Convert to fraction form
17,982,962,836,486/26,971,255,666,384 = 8,178,739,348,133.40/x - Step 3: Cross multiply
17,982,962,836,486x = 26,971,255,666,384 × 8,178,739,348,133.40 - Step 4: Simplify right side
17,982,962,836,486x = 220,590,869,987,220,752,988,897,280 - Step 5: Solve for x
x = 220,590,869,987,220,752,988,897,280/17,982,962,836,486 - Step 6: Final answer
x = 12,266,658,836,643.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.