Finding the Fourth Proportional to 66,993,018,369, 100,519,202,674.04 and 35,114,115,148.68
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Solution
The fourth proportional to 66,993,018,369, 100,519,202,674.04 and 35,114,115,148.68 is: 52,686,726,815.45
Step by Step Solution
- Step 1: Write the proportion equation
66,993,018,369 : 100,519,202,674.04 = 35,114,115,148.68 : x - Step 2: Convert to fraction form
66,993,018,369/100,519,202,674.04 = 35,114,115,148.68/x - Step 3: Cross multiply
66,993,018,369x = 100,519,202,674.04 × 35,114,115,148.68 - Step 4: Simplify right side
66,993,018,369x = 3,529,642,857,349,742,854,144 - Step 5: Solve for x
x = 3,529,642,857,349,742,854,144/66,993,018,369 - Step 6: Final answer
x = 52,686,726,815.45
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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.