Finding the Fourth Proportional to 296,538,306.66, 444,802,508.71 and 72,192,367.05
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Solution
The fourth proportional to 296,538,306.66, 444,802,508.71 and 72,192,367.05 is: 108,287,345.19
Step by Step Solution
- Step 1: Write the proportion equation
296,538,306.66 : 444,802,508.71 = 72,192,367.05 : x - Step 2: Convert to fraction form
296,538,306.66/444,802,508.71 = 72,192,367.05/x - Step 3: Cross multiply
296,538,306.66x = 444,802,508.71 × 72,192,367.05 - Step 4: Simplify right side
296,538,306.66x = 32,111,345,974,612,384 - Step 5: Solve for x
x = 32,111,345,974,612,384/296,538,306.66 - Step 6: Final answer
x = 108,287,345.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.