Finding the Fourth Proportional to 102,613,590.67, 154,165,938.84 and 65,797,611.49
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Solution
The fourth proportional to 102,613,590.67, 154,165,938.84 and 65,797,611.49 is: 98,853,869.97
Step by Step Solution
- Step 1: Write the proportion equation
102,613,590.67 : 154,165,938.84 = 65,797,611.49 : x - Step 2: Convert to fraction form
102,613,590.67/154,165,938.84 = 65,797,611.49/x - Step 3: Cross multiply
102,613,590.67x = 154,165,938.84 × 65,797,611.49 - Step 4: Simplify right side
102,613,590.67x = 10,143,750,548,785,422 - Step 5: Solve for x
x = 10,143,750,548,785,422/102,613,590.67 - Step 6: Final answer
x = 98,853,869.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.