Finding the Fourth Proportional to 371,101,728.62, 512,106,355.35 and 206,099,926.94
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Solution
The fourth proportional to 371,101,728.62, 512,106,355.35 and 206,099,926.94 is: 284,410,107.21
Step by Step Solution
- Step 1: Write the proportion equation
371,101,728.62 : 512,106,355.35 = 206,099,926.94 : x - Step 2: Convert to fraction form
371,101,728.62/512,106,355.35 = 206,099,926.94/x - Step 3: Cross multiply
371,101,728.62x = 512,106,355.35 × 206,099,926.94 - Step 4: Simplify right side
371,101,728.62x = 105,545,082,423,144,688 - Step 5: Solve for x
x = 105,545,082,423,144,688/371,101,728.62 - Step 6: Final answer
x = 284,410,107.21
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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.