Finding the Fourth Proportional to 233,271,907.75, 349,964,548.67 and 71,713,843.75
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Solution
The fourth proportional to 233,271,907.75, 349,964,548.67 and 71,713,843.75 is: 107,588,192.70
Step by Step Solution
- Step 1: Write the proportion equation
233,271,907.75 : 349,964,548.67 = 71,713,843.75 : x - Step 2: Convert to fraction form
233,271,907.75/349,964,548.67 = 71,713,843.75/x - Step 3: Cross multiply
233,271,907.75x = 349,964,548.67 × 71,713,843.75 - Step 4: Simplify right side
233,271,907.75x = 25,097,302,961,359,652 - Step 5: Solve for x
x = 25,097,302,961,359,652/233,271,907.75 - Step 6: Final answer
x = 107,588,192.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.