Finding the Fourth Proportional to 272,252,337.68, 375,712,704.42 and 148,493,015.84
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Solution
The fourth proportional to 272,252,337.68, 375,712,704.42 and 148,493,015.84 is: 204,922,804.50
Step by Step Solution
- Step 1: Write the proportion equation
272,252,337.68 : 375,712,704.42 = 148,493,015.84 : x - Step 2: Convert to fraction form
272,252,337.68/375,712,704.42 = 148,493,015.84/x - Step 3: Cross multiply
272,252,337.68x = 375,712,704.42 × 148,493,015.84 - Step 4: Simplify right side
272,252,337.68x = 55,790,712,568,728,304 - Step 5: Solve for x
x = 55,790,712,568,728,304/272,252,337.68 - Step 6: Final answer
x = 204,922,804.50
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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.