Finding the Fourth Proportional to 204,686,235.02, 282,603,350.49 and 121,081,223.99
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Solution
The fourth proportional to 204,686,235.02, 282,603,350.49 and 121,081,223.99 is: 167,172,744.07
Step by Step Solution
- Step 1: Write the proportion equation
204,686,235.02 : 282,603,350.49 = 121,081,223.99 : x - Step 2: Convert to fraction form
204,686,235.02/282,603,350.49 = 121,081,223.99/x - Step 3: Cross multiply
204,686,235.02x = 282,603,350.49 × 121,081,223.99 - Step 4: Simplify right side
204,686,235.02x = 34,217,959,581,256,620 - Step 5: Solve for x
x = 34,217,959,581,256,620/204,686,235.02 - Step 6: Final answer
x = 167,172,744.07
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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.