Finding the Fourth Proportional to 264,339,787.06, 396,465,701.79 and 80,063,450.66
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Solution
The fourth proportional to 264,339,787.06, 396,465,701.79 and 80,063,450.66 is: 120,081,855.66
Step by Step Solution
- Step 1: Write the proportion equation
264,339,787.06 : 396,465,701.79 = 80,063,450.66 : x - Step 2: Convert to fraction form
264,339,787.06/396,465,701.79 = 80,063,450.66/x - Step 3: Cross multiply
264,339,787.06x = 396,465,701.79 × 80,063,450.66 - Step 4: Simplify right side
264,339,787.06x = 31,742,412,154,937,336 - Step 5: Solve for x
x = 31,742,412,154,937,336/264,339,787.06 - Step 6: Final answer
x = 120,081,855.66
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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.