Finding the Fourth Proportional to 5,888,957,381.27, 8,126,787,546.08 and 3,212,729,451.08
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Solution
The fourth proportional to 5,888,957,381.27, 8,126,787,546.08 and 3,212,729,451.08 is: 4,433,581,023.19
Step by Step Solution
- Step 1: Write the proportion equation
5,888,957,381.27 : 8,126,787,546.08 = 3,212,729,451.08 : x - Step 2: Convert to fraction form
5,888,957,381.27/8,126,787,546.08 = 3,212,729,451.08/x - Step 3: Cross multiply
5,888,957,381.27x = 8,126,787,546.08 × 3,212,729,451.08 - Step 4: Simplify right side
5,888,957,381.27x = 26,109,169,691,928,776,704 - Step 5: Solve for x
x = 26,109,169,691,928,776,704/5,888,957,381.27 - Step 6: Final answer
x = 4,433,581,023.19
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.