Finding the Fourth Proportional to 9,542,903,311.80, 14,307,703,968.66 and 4,228,126,617.72
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Solution
The fourth proportional to 9,542,903,311.80, 14,307,703,968.66 and 4,228,126,617.72 is: 6,339,243,101.58
Step by Step Solution
- Step 1: Write the proportion equation
9,542,903,311.80 : 14,307,703,968.66 = 4,228,126,617.72 : x - Step 2: Convert to fraction form
9,542,903,311.80/14,307,703,968.66 = 4,228,126,617.72/x - Step 3: Cross multiply
9,542,903,311.80x = 14,307,703,968.66 × 4,228,126,617.72 - Step 4: Simplify right side
9,542,903,311.80x = 60,494,783,988,349,419,520 - Step 5: Solve for x
x = 60,494,783,988,349,419,520/9,542,903,311.80 - Step 6: Final answer
x = 6,339,243,101.58
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1.5x scale
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.