Finding the Fourth Proportional to 79,681,160.92, 119,556,506.50 and 27,902,926.50
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Solution
The fourth proportional to 79,681,160.92, 119,556,506.50 and 27,902,926.50 is: 41,866,563.88
Step by Step Solution
- Step 1: Write the proportion equation
79,681,160.92 : 119,556,506.50 = 27,902,926.50 : x - Step 2: Convert to fraction form
79,681,160.92/119,556,506.50 = 27,902,926.50/x - Step 3: Cross multiply
79,681,160.92x = 119,556,506.50 × 27,902,926.50 - Step 4: Simplify right side
79,681,160.92x = 3,335,976,413,466,272 - Step 5: Solve for x
x = 3,335,976,413,466,272/79,681,160.92 - Step 6: Final answer
x = 41,866,563.88
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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.