Finding the Fourth Proportional to 68,555,437.13, 102,840,958.93 and 24,856,774.79
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Solution
The fourth proportional to 68,555,437.13, 102,840,958.93 and 24,856,774.79 is: 37,287,991.47
Step by Step Solution
- Step 1: Write the proportion equation
68,555,437.13 : 102,840,958.93 = 24,856,774.79 : x - Step 2: Convert to fraction form
68,555,437.13/102,840,958.93 = 24,856,774.79/x - Step 3: Cross multiply
68,555,437.13x = 102,840,958.93 × 24,856,774.79 - Step 4: Simplify right side
68,555,437.13x = 2,556,294,554,734,302.50 - Step 5: Solve for x
x = 2,556,294,554,734,302.50/68,555,437.13 - Step 6: Final answer
x = 37,287,991.47
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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.