Finding the Fourth Proportional to 132,689,240,072.20, 199,033,860,108.30 and 48,903,102,317.80
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Solution
The fourth proportional to 132,689,240,072.20, 199,033,860,108.30 and 48,903,102,317.80 is: 73,354,653,476.70
Step by Step Solution
- Step 1: Write the proportion equation
132,689,240,072.20 : 199,033,860,108.30 = 48,903,102,317.80 : x - Step 2: Convert to fraction form
132,689,240,072.20/199,033,860,108.30 = 48,903,102,317.80/x - Step 3: Cross multiply
132,689,240,072.20x = 199,033,860,108.30 × 48,903,102,317.80 - Step 4: Simplify right side
132,689,240,072.20x = 9,733,373,225,582,886,649,856 - Step 5: Solve for x
x = 9,733,373,225,582,886,649,856/132,689,240,072.20 - Step 6: Final answer
x = 73,354,653,476.70
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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.