Finding the Fourth Proportional to 201,611,031.68, 302,448,433.98 and 72,215,777
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Solution
The fourth proportional to 201,611,031.68, 302,448,433.98 and 72,215,777 is: 108,335,087.03
Step by Step Solution
- Step 1: Write the proportion equation
201,611,031.68 : 302,448,433.98 = 72,215,777 : x - Step 2: Convert to fraction form
201,611,031.68/302,448,433.98 = 72,215,777/x - Step 3: Cross multiply
201,611,031.68x = 302,448,433.98 × 72,215,777 - Step 4: Simplify right side
201,611,031.68x = 21,841,548,662,298,904 - Step 5: Solve for x
x = 21,841,548,662,298,904/201,611,031.68 - Step 6: Final answer
x = 108,335,087.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.