Finding the Fourth Proportional to 371,946,187.08, 513,290,459.82 and 204,701,704.44
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Solution
The fourth proportional to 371,946,187.08, 513,290,459.82 and 204,701,704.44 is: 282,490,950.70
Step by Step Solution
- Step 1: Write the proportion equation
371,946,187.08 : 513,290,459.82 = 204,701,704.44 : x - Step 2: Convert to fraction form
371,946,187.08/513,290,459.82 = 204,701,704.44/x - Step 3: Cross multiply
371,946,187.08x = 513,290,459.82 × 204,701,704.44 - Step 4: Simplify right side
371,946,187.08x = 105,071,431,997,945,328 - Step 5: Solve for x
x = 105,071,431,997,945,328/371,946,187.08 - Step 6: Final answer
x = 282,490,950.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.