Finding the Fourth Proportional to 276,150,418.58, 381,087,476.99 and 150,702,614.79
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Solution
The fourth proportional to 276,150,418.58, 381,087,476.99 and 150,702,614.79 is: 207,969,553.48
Step by Step Solution
- Step 1: Write the proportion equation
276,150,418.58 : 381,087,476.99 = 150,702,614.79 : x - Step 2: Convert to fraction form
276,150,418.58/381,087,476.99 = 150,702,614.79/x - Step 3: Cross multiply
276,150,418.58x = 381,087,476.99 × 150,702,614.79 - Step 4: Simplify right side
276,150,418.58x = 57,430,879,245,363,448 - Step 5: Solve for x
x = 57,430,879,245,363,448/276,150,418.58 - Step 6: Final answer
x = 207,969,553.48
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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.