Finding the Fourth Proportional to 214,574,341.11, 296,092,351.56 and 120,470,108.79
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Solution
The fourth proportional to 214,574,341.11, 296,092,351.56 and 120,470,108.79 is: 166,237,387.11
Step by Step Solution
- Step 1: Write the proportion equation
214,574,341.11 : 296,092,351.56 = 120,470,108.79 : x - Step 2: Convert to fraction form
214,574,341.11/296,092,351.56 = 120,470,108.79/x - Step 3: Cross multiply
214,574,341.11x = 296,092,351.56 × 120,470,108.79 - Step 4: Simplify right side
214,574,341.11x = 35,670,277,805,882,240 - Step 5: Solve for x
x = 35,670,277,805,882,240/214,574,341.11 - Step 6: Final answer
x = 166,237,387.11
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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.