Finding the Fourth Proportional to 132,322,907.25, 198,451,361.27 and 38,931,295.19
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Solution
The fourth proportional to 132,322,907.25, 198,451,361.27 and 38,931,295.19 is: 58,387,233.82
Step by Step Solution
- Step 1: Write the proportion equation
132,322,907.25 : 198,451,361.27 = 38,931,295.19 : x - Step 2: Convert to fraction form
132,322,907.25/198,451,361.27 = 38,931,295.19/x - Step 3: Cross multiply
132,322,907.25x = 198,451,361.27 × 38,931,295.19 - Step 4: Simplify right side
132,322,907.25x = 7,725,968,525,272,790 - Step 5: Solve for x
x = 7,725,968,525,272,790/132,322,907.25 - Step 6: Final answer
x = 58,387,233.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.