Finding the Fourth Proportional to 170,829,802.40, 235,743,953.45 and 92,511,563.67
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Solution
The fourth proportional to 170,829,802.40, 235,743,953.45 and 92,511,563.67 is: 127,665,322.17
Step by Step Solution
- Step 1: Write the proportion equation
170,829,802.40 : 235,743,953.45 = 92,511,563.67 : x - Step 2: Convert to fraction form
170,829,802.40/235,743,953.45 = 92,511,563.67/x - Step 3: Cross multiply
170,829,802.40x = 235,743,953.45 × 92,511,563.67 - Step 4: Simplify right side
170,829,802.40x = 21,809,041,758,944,632 - Step 5: Solve for x
x = 21,809,041,758,944,632/170,829,802.40 - Step 6: Final answer
x = 127,665,322.17
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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.