Finding the Fourth Proportional to 314,929,596.30, 472,394,394.45 and 110,383,860.30
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Solution
The fourth proportional to 314,929,596.30, 472,394,394.45 and 110,383,860.30 is: 165,575,790.45
Step by Step Solution
- Step 1: Write the proportion equation
314,929,596.30 : 472,394,394.45 = 110,383,860.30 : x - Step 2: Convert to fraction form
314,929,596.30/472,394,394.45 = 110,383,860.30/x - Step 3: Cross multiply
314,929,596.30x = 472,394,394.45 × 110,383,860.30 - Step 4: Simplify right side
314,929,596.30x = 52,144,716,843,471,896 - Step 5: Solve for x
x = 52,144,716,843,471,896/314,929,596.30 - Step 6: Final answer
x = 165,575,790.45
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1.5x scale
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.