Finding the Fourth Proportional to 196,599,018.12, 271,313,161.50 and 107,295,852.39
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Solution
The fourth proportional to 196,599,018.12, 271,313,161.50 and 107,295,852.39 is: 148,071,832.74
Step by Step Solution
- Step 1: Write the proportion equation
196,599,018.12 : 271,313,161.50 = 107,295,852.39 : x - Step 2: Convert to fraction form
196,599,018.12/271,313,161.50 = 107,295,852.39/x - Step 3: Cross multiply
196,599,018.12x = 271,313,161.50 × 107,295,852.39 - Step 4: Simplify right side
196,599,018.12x = 29,110,776,927,618,924 - Step 5: Solve for x
x = 29,110,776,927,618,924/196,599,018.12 - Step 6: Final answer
x = 148,071,832.74
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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.