Finding the Fourth Proportional to 1,550,401,266.09, 2,325,598,351.06 and 664,512,202.19
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Solution
The fourth proportional to 1,550,401,266.09, 2,325,598,351.06 and 664,512,202.19 is: 996,766,782.55
Step by Step Solution
- Step 1: Write the proportion equation
1,550,401,266.09 : 2,325,598,351.06 = 664,512,202.19 : x - Step 2: Convert to fraction form
1,550,401,266.09/2,325,598,351.06 = 664,512,202.19/x - Step 3: Cross multiply
1,550,401,266.09x = 2,325,598,351.06 × 664,512,202.19 - Step 4: Simplify right side
1,550,401,266.09x = 1,545,388,481,660,685,056 - Step 5: Solve for x
x = 1,545,388,481,660,685,056/1,550,401,266.09 - Step 6: Final answer
x = 996,766,782.55
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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.