Finding the Fourth Proportional to 173,239,440.24, 259,891,934.04 and 69,616,712.16
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Solution
The fourth proportional to 173,239,440.24, 259,891,934.04 and 69,616,712.16 is: 104,438,238.43
Step by Step Solution
- Step 1: Write the proportion equation
173,239,440.24 : 259,891,934.04 = 69,616,712.16 : x - Step 2: Convert to fraction form
173,239,440.24/259,891,934.04 = 69,616,712.16/x - Step 3: Cross multiply
173,239,440.24x = 259,891,934.04 × 69,616,712.16 - Step 4: Simplify right side
173,239,440.24x = 18,092,821,964,768,384 - Step 5: Solve for x
x = 18,092,821,964,768,384/173,239,440.24 - Step 6: Final answer
x = 104,438,238.43
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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.