Finding the Fourth Proportional to 328,612,302.33, 492,135,961.69 and 190,146,097.14
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Solution
The fourth proportional to 328,612,302.33, 492,135,961.69 and 190,146,097.14 is: 284,766,369.71
Step by Step Solution
- Step 1: Write the proportion equation
328,612,302.33 : 492,135,961.69 = 190,146,097.14 : x - Step 2: Convert to fraction form
328,612,302.33/492,135,961.69 = 190,146,097.14/x - Step 3: Cross multiply
328,612,302.33x = 492,135,961.69 × 190,146,097.14 - Step 4: Simplify right side
328,612,302.33x = 93,577,732,377,594,048 - Step 5: Solve for x
x = 93,577,732,377,594,048/328,612,302.33 - Step 6: Final answer
x = 284,766,369.71
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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.