Finding the Fourth Proportional to 197,691,601.46, 296,548,687.51 and 66,481,224.26
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Solution
The fourth proportional to 197,691,601.46, 296,548,687.51 and 66,481,224.26 is: 99,725,631.50
Step by Step Solution
- Step 1: Write the proportion equation
197,691,601.46 : 296,548,687.51 = 66,481,224.26 : x - Step 2: Convert to fraction form
197,691,601.46/296,548,687.51 = 66,481,224.26/x - Step 3: Cross multiply
197,691,601.46x = 296,548,687.51 × 66,481,224.26 - Step 4: Simplify right side
197,691,601.46x = 19,714,919,796,712,024 - Step 5: Solve for x
x = 19,714,919,796,712,024/197,691,601.46 - Step 6: Final answer
x = 99,725,631.50
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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.