Finding the Fourth Proportional to 364,981,640.40, 503,672,508 and 197,721,089.37
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Solution
The fourth proportional to 364,981,640.40, 503,672,508 and 197,721,089.37 is: 272,853,935.50
Step by Step Solution
- Step 1: Write the proportion equation
364,981,640.40 : 503,672,508 = 197,721,089.37 : x - Step 2: Convert to fraction form
364,981,640.40/503,672,508 = 197,721,089.37/x - Step 3: Cross multiply
364,981,640.40x = 503,672,508 × 197,721,089.37 - Step 4: Simplify right side
364,981,640.40x = 99,586,676,967,480,048 - Step 5: Solve for x
x = 99,586,676,967,480,048/364,981,640.40 - Step 6: Final answer
x = 272,853,935.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.