Finding the Fourth Proportional to 87,415,552,862.21, 131,135,837,395.12 and 26,914,949,428.97
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Solution
The fourth proportional to 87,415,552,862.21, 131,135,837,395.12 and 26,914,949,428.97 is: 40,376,275,345.17
Step by Step Solution
- Step 1: Write the proportion equation
87,415,552,862.21 : 131,135,837,395.12 = 26,914,949,428.97 : x - Step 2: Convert to fraction form
87,415,552,862.21/131,135,837,395.12 = 26,914,949,428.97/x - Step 3: Cross multiply
87,415,552,862.21x = 131,135,837,395.12 × 26,914,949,428.97 - Step 4: Simplify right side
87,415,552,862.21x = 3,529,514,431,814,631,948,288 - Step 5: Solve for x
x = 3,529,514,431,814,631,948,288/87,415,552,862.21 - Step 6: Final answer
x = 40,376,275,345.17
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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.