Finding the Fourth Proportional to 371,101,728.12, 512,106,354.66 and 206,099,926.44
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Solution
The fourth proportional to 371,101,728.12, 512,106,354.66 and 206,099,926.44 is: 284,410,106.52
Step by Step Solution
- Step 1: Write the proportion equation
371,101,728.12 : 512,106,354.66 = 206,099,926.44 : x - Step 2: Convert to fraction form
371,101,728.12/512,106,354.66 = 206,099,926.44/x - Step 3: Cross multiply
371,101,728.12x = 512,106,354.66 × 206,099,926.44 - Step 4: Simplify right side
371,101,728.12x = 105,545,082,024,882,560 - Step 5: Solve for x
x = 105,545,082,024,882,560/371,101,728.12 - Step 6: Final answer
x = 284,410,106.52
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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.