Finding the Fourth Proportional to 10,905,251,611.08, 16,334,969,561 and 6,919,284,000.50
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Solution
The fourth proportional to 10,905,251,611.08, 16,334,969,561 and 6,919,284,000.50 is: 10,364,391,172.53
Step by Step Solution
- Step 1: Write the proportion equation
10,905,251,611.08 : 16,334,969,561 = 6,919,284,000.50 : x - Step 2: Convert to fraction form
10,905,251,611.08/16,334,969,561 = 6,919,284,000.50/x - Step 3: Cross multiply
10,905,251,611.08x = 16,334,969,561 × 6,919,284,000.50 - Step 4: Simplify right side
10,905,251,611.08x = 113,026,293,532,081,815,552 - Step 5: Solve for x
x = 113,026,293,532,081,815,552/10,905,251,611.08 - Step 6: Final answer
x = 10,364,391,172.53
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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.