Finding the Fourth Proportional to 91,067,908.76, 136,611,431.93 and 29,661,848.99
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Solution
The fourth proportional to 91,067,908.76, 136,611,431.93 and 29,661,848.99 is: 44,495,890.14
Step by Step Solution
- Step 1: Write the proportion equation
91,067,908.76 : 136,611,431.93 = 29,661,848.99 : x - Step 2: Convert to fraction form
91,067,908.76/136,611,431.93 = 29,661,848.99/x - Step 3: Cross multiply
91,067,908.76x = 136,611,431.93 × 29,661,848.99 - Step 4: Simplify right side
91,067,908.76x = 4,052,147,663,383,958 - Step 5: Solve for x
x = 4,052,147,663,383,958/91,067,908.76 - Step 6: Final answer
x = 44,495,890.14
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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.