Finding the Fourth Proportional to 204,497,625.65, 282,207,759.01 and 111,678,130.76
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Solution
The fourth proportional to 204,497,625.65, 282,207,759.01 and 111,678,130.76 is: 154,116,386.00
Step by Step Solution
- Step 1: Write the proportion equation
204,497,625.65 : 282,207,759.01 = 111,678,130.76 : x - Step 2: Convert to fraction form
204,497,625.65/282,207,759.01 = 111,678,130.76/x - Step 3: Cross multiply
204,497,625.65x = 282,207,759.01 × 111,678,130.76 - Step 4: Simplify right side
204,497,625.65x = 31,516,435,010,515,112 - Step 5: Solve for x
x = 31,516,435,010,515,112/204,497,625.65 - Step 6: Final answer
x = 154,116,386.00
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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.