Finding the Fourth Proportional to 202,880,405.25, 304,517,396.58 and 97,909,620.57
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Solution
The fourth proportional to 202,880,405.25, 304,517,396.58 and 97,909,620.57 is: 146,959,400.63
Step by Step Solution
- Step 1: Write the proportion equation
202,880,405.25 : 304,517,396.58 = 97,909,620.57 : x - Step 2: Convert to fraction form
202,880,405.25/304,517,396.58 = 97,909,620.57/x - Step 3: Cross multiply
202,880,405.25x = 304,517,396.58 × 97,909,620.57 - Step 4: Simplify right side
202,880,405.25x = 29,815,182,756,112,012 - Step 5: Solve for x
x = 29,815,182,756,112,012/202,880,405.25 - Step 6: Final answer
x = 146,959,400.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.