Finding the Fourth Proportional to 179,774,538.18, 248,088,858.80 and 97,268,322.93
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Solution
The fourth proportional to 179,774,538.18, 248,088,858.80 and 97,268,322.93 is: 134,230,283.54
Step by Step Solution
- Step 1: Write the proportion equation
179,774,538.18 : 248,088,858.80 = 97,268,322.93 : x - Step 2: Convert to fraction form
179,774,538.18/248,088,858.80 = 97,268,322.93/x - Step 3: Cross multiply
179,774,538.18x = 248,088,858.80 × 97,268,322.93 - Step 4: Simplify right side
179,774,538.18x = 24,131,187,232,607,232 - Step 5: Solve for x
x = 24,131,187,232,607,232/179,774,538.18 - Step 6: Final answer
x = 134,230,283.54
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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.