Finding the Fourth Proportional to 163,194,713.04, 225,214,231.36 and 88,858,156.56
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Solution
The fourth proportional to 163,194,713.04, 225,214,231.36 and 88,858,156.56 is: 122,627,265.66
Step by Step Solution
- Step 1: Write the proportion equation
163,194,713.04 : 225,214,231.36 = 88,858,156.56 : x - Step 2: Convert to fraction form
163,194,713.04/225,214,231.36 = 88,858,156.56/x - Step 3: Cross multiply
163,194,713.04x = 225,214,231.36 × 88,858,156.56 - Step 4: Simplify right side
163,194,713.04x = 20,012,121,429,726,944 - Step 5: Solve for x
x = 20,012,121,429,726,944/163,194,713.04 - Step 6: Final answer
x = 122,627,265.66
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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.