Finding the Fourth Proportional to 202,292,207.12, 303,315,435.40 and 79,323,205.92
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Solution
The fourth proportional to 202,292,207.12, 303,315,435.40 and 79,323,205.92 is: 118,936,626.79
Step by Step Solution
- Step 1: Write the proportion equation
202,292,207.12 : 303,315,435.40 = 79,323,205.92 : x - Step 2: Convert to fraction form
202,292,207.12/303,315,435.40 = 79,323,205.92/x - Step 3: Cross multiply
202,292,207.12x = 303,315,435.40 × 79,323,205.92 - Step 4: Simplify right side
202,292,207.12x = 24,059,952,740,948,656 - Step 5: Solve for x
x = 24,059,952,740,948,656/202,292,207.12 - Step 6: Final answer
x = 118,936,626.79
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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.