Finding the Fourth Proportional to 276,053,664.20, 413,728,826.70 and 146,723,232.20
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Solution
The fourth proportional to 276,053,664.20, 413,728,826.70 and 146,723,232.20 is: 219,897,935.00
Step by Step Solution
- Step 1: Write the proportion equation
276,053,664.20 : 413,728,826.70 = 146,723,232.20 : x - Step 2: Convert to fraction form
276,053,664.20/413,728,826.70 = 146,723,232.20/x - Step 3: Cross multiply
276,053,664.20x = 413,728,826.70 × 146,723,232.20 - Step 4: Simplify right side
276,053,664.20x = 60,703,630,707,737,656 - Step 5: Solve for x
x = 60,703,630,707,737,656/276,053,664.20 - Step 6: Final answer
x = 219,897,935.00
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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.