Finding the Fourth Proportional to 3,262,108,991.40, 4,896,348,536.70 and 1,628,178,546.60
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Solution
The fourth proportional to 3,262,108,991.40, 4,896,348,536.70 and 1,628,178,546.60 is: 2,443,857,536.69
Step by Step Solution
- Step 1: Write the proportion equation
3,262,108,991.40 : 4,896,348,536.70 = 1,628,178,546.60 : x - Step 2: Convert to fraction form
3,262,108,991.40/4,896,348,536.70 = 1,628,178,546.60/x - Step 3: Cross multiply
3,262,108,991.40x = 4,896,348,536.70 × 1,628,178,546.60 - Step 4: Simplify right side
3,262,108,991.40x = 7,972,129,644,131,241,984 - Step 5: Solve for x
x = 7,972,129,644,131,241,984/3,262,108,991.40 - Step 6: Final answer
x = 2,443,857,536.69
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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.