Finding the Fourth Proportional to 6,117,972,183,465.50, 8,446,612,554,231.50 and 3,894,447,744,912
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Solution
The fourth proportional to 6,117,972,183,465.50, 8,446,612,554,231.50 and 3,894,447,744,912 is: 5,376,763,775,238.20
Step by Step Solution
- Step 1: Write the proportion equation
6,117,972,183,465.50 : 8,446,612,554,231.50 = 3,894,447,744,912 : x - Step 2: Convert to fraction form
6,117,972,183,465.50/8,446,612,554,231.50 = 3,894,447,744,912/x - Step 3: Cross multiply
6,117,972,183,465.50x = 8,446,612,554,231.50 × 3,894,447,744,912 - Step 4: Simplify right side
6,117,972,183,465.50x = 32,894,891,213,972,254,884,888,576 - Step 5: Solve for x
x = 32,894,891,213,972,254,884,888,576/6,117,972,183,465.50 - Step 6: Final answer
x = 5,376,763,775,238.20
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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.