Finding the Fourth Proportional to 997,013,245.41, 1,494,183,064.64 and 775,951,516.53
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Solution
The fourth proportional to 997,013,245.41, 1,494,183,064.64 and 775,951,516.53 is: 1,162,886,872.68
Step by Step Solution
- Step 1: Write the proportion equation
997,013,245.41 : 1,494,183,064.64 = 775,951,516.53 : x - Step 2: Convert to fraction form
997,013,245.41/1,494,183,064.64 = 775,951,516.53/x - Step 3: Cross multiply
997,013,245.41x = 1,494,183,064.64 × 775,951,516.53 - Step 4: Simplify right side
997,013,245.41x = 1,159,413,614,976,971,264 - Step 5: Solve for x
x = 1,159,413,614,976,971,264/997,013,245.41 - Step 6: Final answer
x = 1,162,886,872.68
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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.