Finding the Fourth Proportional to 233,668,879.07, 322,470,744.41 and 127,819,872.08
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Solution
The fourth proportional to 233,668,879.07, 322,470,744.41 and 127,819,872.08 is: 176,395,630.71
Step by Step Solution
- Step 1: Write the proportion equation
233,668,879.07 : 322,470,744.41 = 127,819,872.08 : x - Step 2: Convert to fraction form
233,668,879.07/322,470,744.41 = 127,819,872.08/x - Step 3: Cross multiply
233,668,879.07x = 322,470,744.41 × 127,819,872.08 - Step 4: Simplify right side
233,668,879.07x = 41,218,169,300,591,440 - Step 5: Solve for x
x = 41,218,169,300,591,440/233,668,879.07 - Step 6: Final answer
x = 176,395,630.71
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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.