Finding the Fourth Proportional to 116,556,716.16, 160,844,043.60 and 64,344,628.08
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Solution
The fourth proportional to 116,556,716.16, 160,844,043.60 and 64,344,628.08 is: 88,793,254.52
Step by Step Solution
- Step 1: Write the proportion equation
116,556,716.16 : 160,844,043.60 = 64,344,628.08 : x - Step 2: Convert to fraction form
116,556,716.16/160,844,043.60 = 64,344,628.08/x - Step 3: Cross multiply
116,556,716.16x = 160,844,043.60 × 64,344,628.08 - Step 4: Simplify right side
116,556,716.16x = 10,349,450,164,325,304 - Step 5: Solve for x
x = 10,349,450,164,325,304/116,556,716.16 - Step 6: Final answer
x = 88,793,254.52
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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.