Finding the Fourth Proportional to 96,587,540.91, 133,278,708.63 and 65,293,679.19
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Solution
The fourth proportional to 96,587,540.91, 133,278,708.63 and 65,293,679.19 is: 90,097,099.09
Step by Step Solution
- Step 1: Write the proportion equation
96,587,540.91 : 133,278,708.63 = 65,293,679.19 : x - Step 2: Convert to fraction form
96,587,540.91/133,278,708.63 = 65,293,679.19/x - Step 3: Cross multiply
96,587,540.91x = 133,278,708.63 × 65,293,679.19 - Step 4: Simplify right side
96,587,540.91x = 8,702,257,244,144,704 - Step 5: Solve for x
x = 8,702,257,244,144,704/96,587,540.91 - Step 6: Final answer
x = 90,097,099.09
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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.