Finding the Fourth Proportional to 348,901,988.04, 481,487,906.34 and 192,274,707.24
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Solution
The fourth proportional to 348,901,988.04, 481,487,906.34 and 192,274,707.24 is: 265,340,838.99
Step by Step Solution
- Step 1: Write the proportion equation
348,901,988.04 : 481,487,906.34 = 192,274,707.24 : x - Step 2: Convert to fraction form
348,901,988.04/481,487,906.34 = 192,274,707.24/x - Step 3: Cross multiply
348,901,988.04x = 481,487,906.34 × 192,274,707.24 - Step 4: Simplify right side
348,901,988.04x = 92,577,946,231,124,032 - Step 5: Solve for x
x = 92,577,946,231,124,032/348,901,988.04 - Step 6: Final answer
x = 265,340,838.99
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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.