Finding the Fourth Proportional to 371,345,122.08, 512,468,554.95 and 204,087,311.91
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Solution
The fourth proportional to 371,345,122.08, 512,468,554.95 and 204,087,311.91 is: 281,647,242.95
Step by Step Solution
- Step 1: Write the proportion equation
371,345,122.08 : 512,468,554.95 = 204,087,311.91 : x - Step 2: Convert to fraction form
371,345,122.08/512,468,554.95 = 204,087,311.91/x - Step 3: Cross multiply
371,345,122.08x = 512,468,554.95 × 204,087,311.91 - Step 4: Simplify right side
371,345,122.08x = 104,588,329,818,147,616 - Step 5: Solve for x
x = 104,588,329,818,147,616/371,345,122.08 - Step 6: Final answer
x = 281,647,242.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.