Finding the Fourth Proportional to 451,271,872.94, 622,525,991.79 and 294,730,611.98
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Solution
The fourth proportional to 451,271,872.94, 622,525,991.79 and 294,730,611.98 is: 406,578,556.15
Step by Step Solution
- Step 1: Write the proportion equation
451,271,872.94 : 622,525,991.79 = 294,730,611.98 : x - Step 2: Convert to fraction form
451,271,872.94/622,525,991.79 = 294,730,611.98/x - Step 3: Cross multiply
451,271,872.94x = 622,525,991.79 × 294,730,611.98 - Step 4: Simplify right side
451,271,872.94x = 183,477,466,530,610,528 - Step 5: Solve for x
x = 183,477,466,530,610,528/451,271,872.94 - Step 6: Final answer
x = 406,578,556.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.