Finding the Fourth Proportional to 68,166,397.72, 102,259,687.19 and 25,032,238.08
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Solution
The fourth proportional to 68,166,397.72, 102,259,687.19 and 25,032,238.08 is: 37,552,062.62
Step by Step Solution
- Step 1: Write the proportion equation
68,166,397.72 : 102,259,687.19 = 25,032,238.08 : x - Step 2: Convert to fraction form
68,166,397.72/102,259,687.19 = 25,032,238.08/x - Step 3: Cross multiply
68,166,397.72x = 102,259,687.19 × 25,032,238.08 - Step 4: Simplify right side
68,166,397.72x = 2,559,788,835,726,406 - Step 5: Solve for x
x = 2,559,788,835,726,406/68,166,397.72 - Step 6: Final answer
x = 37,552,062.62
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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.