Finding the Fourth Proportional to 213,608,212.92, 294,785,130.15 and 120,802,599
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Solution
The fourth proportional to 213,608,212.92, 294,785,130.15 and 120,802,599 is: 166,710,864.63
Step by Step Solution
- Step 1: Write the proportion equation
213,608,212.92 : 294,785,130.15 = 120,802,599 : x - Step 2: Convert to fraction form
213,608,212.92/294,785,130.15 = 120,802,599/x - Step 3: Cross multiply
213,608,212.92x = 294,785,130.15 × 120,802,599 - Step 4: Simplify right side
213,608,212.92x = 35,610,809,868,673,256 - Step 5: Solve for x
x = 35,610,809,868,673,256/213,608,212.92 - Step 6: Final answer
x = 166,710,864.63
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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.