Finding the Fourth Proportional to 7,170,469,217.76, 10,755,724,004.90 and 2,750,243,576.08
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Solution
The fourth proportional to 7,170,469,217.76, 10,755,724,004.90 and 2,750,243,576.08 is: 4,125,373,103.52
Step by Step Solution
- Step 1: Write the proportion equation
7,170,469,217.76 : 10,755,724,004.90 = 2,750,243,576.08 : x - Step 2: Convert to fraction form
7,170,469,217.76/10,755,724,004.90 = 2,750,243,576.08/x - Step 3: Cross multiply
7,170,469,217.76x = 10,755,724,004.90 × 2,750,243,576.08 - Step 4: Simplify right side
7,170,469,217.76x = 29,580,860,850,564,722,688 - Step 5: Solve for x
x = 29,580,860,850,564,722,688/7,170,469,217.76 - Step 6: Final answer
x = 4,125,373,103.52
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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.