Finding the Fourth Proportional to 363,709,086.19, 545,190,929.12 and 276,085,109.75
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Solution
The fourth proportional to 363,709,086.19, 545,190,929.12 and 276,085,109.75 is: 413,844,754.54
Step by Step Solution
- Step 1: Write the proportion equation
363,709,086.19 : 545,190,929.12 = 276,085,109.75 : x - Step 2: Convert to fraction form
363,709,086.19/545,190,929.12 = 276,085,109.75/x - Step 3: Cross multiply
363,709,086.19x = 545,190,929.12 × 276,085,109.75 - Step 4: Simplify right side
363,709,086.19x = 150,519,097,497,985,376 - Step 5: Solve for x
x = 150,519,097,497,985,376/363,709,086.19 - Step 6: Final answer
x = 413,844,754.54
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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.