Finding the Fourth Proportional to 299,486,368.68, 449,238,704.70 and 102,747,022.10
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Solution
The fourth proportional to 299,486,368.68, 449,238,704.70 and 102,747,022.10 is: 154,123,672.89
Step by Step Solution
- Step 1: Write the proportion equation
299,486,368.68 : 449,238,704.70 = 102,747,022.10 : x - Step 2: Convert to fraction form
299,486,368.68/449,238,704.70 = 102,747,022.10/x - Step 3: Cross multiply
299,486,368.68x = 449,238,704.70 × 102,747,022.10 - Step 4: Simplify right side
299,486,368.68x = 46,157,939,121,761,800 - Step 5: Solve for x
x = 46,157,939,121,761,800/299,486,368.68 - Step 6: Final answer
x = 154,123,672.89
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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.