Finding the Fourth Proportional to 349,571,960.37, 482,590,888.79 and 255,380,353.99
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Solution
The fourth proportional to 349,571,960.37, 482,590,888.79 and 255,380,353.99 is: 352,557,544.60
Step by Step Solution
- Step 1: Write the proportion equation
349,571,960.37 : 482,590,888.79 = 255,380,353.99 : x - Step 2: Convert to fraction form
349,571,960.37/482,590,888.79 = 255,380,353.99/x - Step 3: Cross multiply
349,571,960.37x = 482,590,888.79 × 255,380,353.99 - Step 4: Simplify right side
349,571,960.37x = 123,244,232,009,055,552 - Step 5: Solve for x
x = 123,244,232,009,055,552/349,571,960.37 - Step 6: Final answer
x = 352,557,544.60
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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.