Finding the Fourth Proportional to 314,603,672.76, 471,972,927.06 and 110,138,418.36
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Solution
The fourth proportional to 314,603,672.76, 471,972,927.06 and 110,138,418.36 is: 165,231,229.63
Step by Step Solution
- Step 1: Write the proportion equation
314,603,672.76 : 471,972,927.06 = 110,138,418.36 : x - Step 2: Convert to fraction form
314,603,672.76/471,972,927.06 = 110,138,418.36/x - Step 3: Cross multiply
314,603,672.76x = 471,972,927.06 × 110,138,418.36 - Step 4: Simplify right side
314,603,672.76x = 51,982,351,695,128,048 - Step 5: Solve for x
x = 51,982,351,695,128,048/314,603,672.76 - Step 6: Final answer
x = 165,231,229.63
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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.