Finding the Fourth Proportional to 38,994,151,778, 53,811,929,453.64 and 22,305,487,202
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Solution
The fourth proportional to 38,994,151,778, 53,811,929,453.64 and 22,305,487,202 is: 30,781,572,338.76
Step by Step Solution
- Step 1: Write the proportion equation
38,994,151,778 : 53,811,929,453.64 = 22,305,487,202 : x - Step 2: Convert to fraction form
38,994,151,778/53,811,929,453.64 = 22,305,487,202/x - Step 3: Cross multiply
38,994,151,778x = 53,811,929,453.64 × 22,305,487,202 - Step 4: Simplify right side
38,994,151,778x = 1,200,301,303,743,093,932,032 - Step 5: Solve for x
x = 1,200,301,303,743,093,932,032/38,994,151,778 - Step 6: Final answer
x = 30,781,572,338.76
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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.