Finding the Fourth Proportional to 173,239,336.35, 259,891,778.61 and 69,616,608.21
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Solution
The fourth proportional to 173,239,336.35, 259,891,778.61 and 69,616,608.21 is: 104,438,082.65
Step by Step Solution
- Step 1: Write the proportion equation
173,239,336.35 : 259,891,778.61 = 69,616,608.21 : x - Step 2: Convert to fraction form
173,239,336.35/259,891,778.61 = 69,616,608.21/x - Step 3: Cross multiply
173,239,336.35x = 259,891,778.61 × 69,616,608.21 - Step 4: Simplify right side
173,239,336.35x = 18,092,784,128,492,428 - Step 5: Solve for x
x = 18,092,784,128,492,428/173,239,336.35 - Step 6: Final answer
x = 104,438,082.65
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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.