Finding the Fourth Proportional to 68,263,662.56, 94,203,862.80 and 37,323,853.28
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Solution
The fourth proportional to 68,263,662.56, 94,203,862.80 and 37,323,853.28 is: 51,506,922.16
Step by Step Solution
- Step 1: Write the proportion equation
68,263,662.56 : 94,203,862.80 = 37,323,853.28 : x - Step 2: Convert to fraction form
68,263,662.56/94,203,862.80 = 37,323,853.28/x - Step 3: Cross multiply
68,263,662.56x = 94,203,862.80 × 37,323,853.28 - Step 4: Simplify right side
68,263,662.56x = 3,516,051,153,556,450 - Step 5: Solve for x
x = 3,516,051,153,556,450/68,263,662.56 - Step 6: Final answer
x = 51,506,922.16
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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.