Finding the Fourth Proportional to 170,678,568, 235,547,089.92 and 96,351,721.44
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Solution
The fourth proportional to 170,678,568, 235,547,089.92 and 96,351,721.44 is: 132,971,396.82
Step by Step Solution
- Step 1: Write the proportion equation
170,678,568 : 235,547,089.92 = 96,351,721.44 : x - Step 2: Convert to fraction form
170,678,568/235,547,089.92 = 96,351,721.44/x - Step 3: Cross multiply
170,678,568x = 235,547,089.92 × 96,351,721.44 - Step 4: Simplify right side
170,678,568x = 22,695,367,593,974,472 - Step 5: Solve for x
x = 22,695,367,593,974,472/170,678,568 - Step 6: Final answer
x = 132,971,396.82
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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.