Finding the Fourth Proportional to 7,540,264,682,220.40, 11,310,397,172,798 and 1,809,896,259,259.90
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Solution
The fourth proportional to 7,540,264,682,220.40, 11,310,397,172,798 and 1,809,896,259,259.90 is: 2,714,844,424,766.64
Step by Step Solution
- Step 1: Write the proportion equation
7,540,264,682,220.40 : 11,310,397,172,798 = 1,809,896,259,259.90 : x - Step 2: Convert to fraction form
7,540,264,682,220.40/11,310,397,172,798 = 1,809,896,259,259.90/x - Step 3: Cross multiply
7,540,264,682,220.40x = 11,310,397,172,798 × 1,809,896,259,259.90 - Step 4: Simplify right side
7,540,264,682,220.40x = 20,470,645,533,790,849,004,994,560 - Step 5: Solve for x
x = 20,470,645,533,790,849,004,994,560/7,540,264,682,220.40 - Step 6: Final answer
x = 2,714,844,424,766.64
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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.