Finding the Fourth Proportional to 792,835,254, 1,094,143,356 and 440,437,995.36
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Solution
The fourth proportional to 792,835,254, 1,094,143,356 and 440,437,995.36 is: 607,821,491.19
Step by Step Solution
- Step 1: Write the proportion equation
792,835,254 : 1,094,143,356 = 440,437,995.36 : x - Step 2: Convert to fraction form
792,835,254/1,094,143,356 = 440,437,995.36/x - Step 3: Cross multiply
792,835,254x = 1,094,143,356 × 440,437,995.36 - Step 4: Simplify right side
792,835,254x = 481,902,306,353,102,848 - Step 5: Solve for x
x = 481,902,306,353,102,848/792,835,254 - Step 6: Final answer
x = 607,821,491.19
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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.