Finding the Fourth Proportional to 954,238,435.84, 1,431,198,206.84 and 264,215,441.44
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Solution
The fourth proportional to 954,238,435.84, 1,431,198,206.84 and 264,215,441.44 is: 396,279,013.51
Step by Step Solution
- Step 1: Write the proportion equation
954,238,435.84 : 1,431,198,206.84 = 264,215,441.44 : x - Step 2: Convert to fraction form
954,238,435.84/1,431,198,206.84 = 264,215,441.44/x - Step 3: Cross multiply
954,238,435.84x = 1,431,198,206.84 × 264,215,441.44 - Step 4: Simplify right side
954,238,435.84x = 378,144,666,008,366,976 - Step 5: Solve for x
x = 378,144,666,008,366,976/954,238,435.84 - Step 6: Final answer
x = 396,279,013.51
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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.