Finding the Fourth Proportional to 325,528,376.80, 488,195,170.80 and 107,138,405.92
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Solution
The fourth proportional to 325,528,376.80, 488,195,170.80 and 107,138,405.92 is: 160,675,554.28
Step by Step Solution
- Step 1: Write the proportion equation
325,528,376.80 : 488,195,170.80 = 107,138,405.92 : x - Step 2: Convert to fraction form
325,528,376.80/488,195,170.80 = 107,138,405.92/x - Step 3: Cross multiply
325,528,376.80x = 488,195,170.80 × 107,138,405.92 - Step 4: Simplify right side
325,528,376.80x = 52,304,452,377,354,136 - Step 5: Solve for x
x = 52,304,452,377,354,136/325,528,376.80 - Step 6: Final answer
x = 160,675,554.28
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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.