Finding the Fourth Proportional to 94,480,118.11, 130,385,326.49 and 55,318,230.82
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Solution
The fourth proportional to 94,480,118.11, 130,385,326.49 and 55,318,230.82 is: 76,340,776.56
Step by Step Solution
- Step 1: Write the proportion equation
94,480,118.11 : 130,385,326.49 = 55,318,230.82 : x - Step 2: Convert to fraction form
94,480,118.11/130,385,326.49 = 55,318,230.82/x - Step 3: Cross multiply
94,480,118.11x = 130,385,326.49 × 55,318,230.82 - Step 4: Simplify right side
94,480,118.11x = 7,212,685,586,314,880 - Step 5: Solve for x
x = 7,212,685,586,314,880/94,480,118.11 - Step 6: Final answer
x = 76,340,776.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.