Finding the Fourth Proportional to 2,062,904,997.51, 2,847,055,716.14 and 1,216,323,945.99
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Solution
The fourth proportional to 2,062,904,997.51, 2,847,055,716.14 and 1,216,323,945.99 is: 1,678,672,574.49
Step by Step Solution
- Step 1: Write the proportion equation
2,062,904,997.51 : 2,847,055,716.14 = 1,216,323,945.99 : x - Step 2: Convert to fraction form
2,062,904,997.51/2,847,055,716.14 = 1,216,323,945.99/x - Step 3: Cross multiply
2,062,904,997.51x = 2,847,055,716.14 × 1,216,323,945.99 - Step 4: Simplify right side
2,062,904,997.51x = 3,462,942,043,102,708,736 - Step 5: Solve for x
x = 3,462,942,043,102,708,736/2,062,904,997.51 - Step 6: Final answer
x = 1,678,672,574.49
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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.