Finding the Fourth Proportional to 350,939,731.77, 484,311,959.46 and 194,306,837.58
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Solution
The fourth proportional to 350,939,731.77, 484,311,959.46 and 194,306,837.58 is: 268,151,812.76
Step by Step Solution
- Step 1: Write the proportion equation
350,939,731.77 : 484,311,959.46 = 194,306,837.58 : x - Step 2: Convert to fraction form
350,939,731.77/484,311,959.46 = 194,306,837.58/x - Step 3: Cross multiply
350,939,731.77x = 484,311,959.46 × 194,306,837.58 - Step 4: Simplify right side
350,939,731.77x = 94,105,125,244,845,760 - Step 5: Solve for x
x = 94,105,125,244,845,760/350,939,731.77 - Step 6: Final answer
x = 268,151,812.76
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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.