Finding the Fourth Proportional to 79,476,147.30, 119,214,220.95 and 41,149,409.70
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Solution
The fourth proportional to 79,476,147.30, 119,214,220.95 and 41,149,409.70 is: 61,724,114.55
Step by Step Solution
- Step 1: Write the proportion equation
79,476,147.30 : 119,214,220.95 = 41,149,409.70 : x - Step 2: Convert to fraction form
79,476,147.30/119,214,220.95 = 41,149,409.70/x - Step 3: Cross multiply
79,476,147.30x = 119,214,220.95 × 41,149,409.70 - Step 4: Simplify right side
79,476,147.30x = 4,905,594,819,937,874 - Step 5: Solve for x
x = 4,905,594,819,937,874/79,476,147.30 - Step 6: Final answer
x = 61,724,114.55
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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.