Finding the Fourth Proportional to 16,128,341,915.70, 24,192,512,873.55 and 5,087,974,005.30
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Solution
The fourth proportional to 16,128,341,915.70, 24,192,512,873.55 and 5,087,974,005.30 is: 7,631,961,007.95
Step by Step Solution
- Step 1: Write the proportion equation
16,128,341,915.70 : 24,192,512,873.55 = 5,087,974,005.30 : x - Step 2: Convert to fraction form
16,128,341,915.70/24,192,512,873.55 = 5,087,974,005.30/x - Step 3: Cross multiply
16,128,341,915.70x = 24,192,512,873.55 × 5,087,974,005.30 - Step 4: Simplify right side
16,128,341,915.70x = 123,090,876,623,508,013,056 - Step 5: Solve for x
x = 123,090,876,623,508,013,056/16,128,341,915.70 - Step 6: Final answer
x = 7,631,961,007.95
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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.