Finding the Fourth Proportional to 4,550,724,507.19, 6,826,086,777.18 and 1,279,173,711.19
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Solution
The fourth proportional to 4,550,724,507.19, 6,826,086,777.18 and 1,279,173,711.19 is: 1,918,760,571.39
Step by Step Solution
- Step 1: Write the proportion equation
4,550,724,507.19 : 6,826,086,777.18 = 1,279,173,711.19 : x - Step 2: Convert to fraction form
4,550,724,507.19/6,826,086,777.18 = 1,279,173,711.19/x - Step 3: Cross multiply
4,550,724,507.19x = 6,826,086,777.18 × 1,279,173,711.19 - Step 4: Simplify right side
4,550,724,507.19x = 8,731,750,755,670,328,320 - Step 5: Solve for x
x = 8,731,750,755,670,328,320/4,550,724,507.19 - Step 6: Final answer
x = 1,918,760,571.39
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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.