Finding the Fourth Proportional to 3,219,273,403.20, 4,828,910,104.80 and 3,096,829,396.80
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Solution
The fourth proportional to 3,219,273,403.20, 4,828,910,104.80 and 3,096,829,396.80 is: 4,645,244,095.20
Step by Step Solution
- Step 1: Write the proportion equation
3,219,273,403.20 : 4,828,910,104.80 = 3,096,829,396.80 : x - Step 2: Convert to fraction form
3,219,273,403.20/4,828,910,104.80 = 3,096,829,396.80/x - Step 3: Cross multiply
3,219,273,403.20x = 4,828,910,104.80 × 3,096,829,396.80 - Step 4: Simplify right side
3,219,273,403.20x = 14,954,310,767,049,209,856 - Step 5: Solve for x
x = 14,954,310,767,049,209,856/3,219,273,403.20 - Step 6: Final answer
x = 4,645,244,095.20
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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.