Finding the Fourth Proportional to 198,753,930.24, 298,160,988.48 and 62,426,497.92
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Solution
The fourth proportional to 198,753,930.24, 298,160,988.48 and 62,426,497.92 is: 93,649,198.81
Step by Step Solution
- Step 1: Write the proportion equation
198,753,930.24 : 298,160,988.48 = 62,426,497.92 : x - Step 2: Convert to fraction form
198,753,930.24/298,160,988.48 = 62,426,497.92/x - Step 3: Cross multiply
198,753,930.24x = 298,160,988.48 × 62,426,497.92 - Step 4: Simplify right side
198,753,930.24x = 18,613,146,327,171,864 - Step 5: Solve for x
x = 18,613,146,327,171,864/198,753,930.24 - Step 6: Final answer
x = 93,649,198.81
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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.