Finding the Fourth Proportional to 7,170,469,194.75, 10,755,723,970.28 and 2,750,243,553.06
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Solution
The fourth proportional to 7,170,469,194.75, 10,755,723,970.28 and 2,750,243,553.06 is: 4,125,373,068.95
Step by Step Solution
- Step 1: Write the proportion equation
7,170,469,194.75 : 10,755,723,970.28 = 2,750,243,553.06 : x - Step 2: Convert to fraction form
7,170,469,194.75/10,755,723,970.28 = 2,750,243,553.06/x - Step 3: Cross multiply
7,170,469,194.75x = 10,755,723,970.28 × 2,750,243,553.06 - Step 4: Simplify right side
7,170,469,194.75x = 29,580,860,507,741,724,672 - Step 5: Solve for x
x = 29,580,860,507,741,724,672/7,170,469,194.75 - Step 6: Final answer
x = 4,125,373,068.95
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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.