Finding the Fourth Proportional to 170,679,288.93, 235,537,418.97 and 92,362,842.42
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Solution
The fourth proportional to 170,679,288.93, 235,537,418.97 and 92,362,842.42 is: 127,460,722.67
Step by Step Solution
- Step 1: Write the proportion equation
170,679,288.93 : 235,537,418.97 = 92,362,842.42 : x - Step 2: Convert to fraction form
170,679,288.93/235,537,418.97 = 92,362,842.42/x - Step 3: Cross multiply
170,679,288.93x = 235,537,418.97 × 92,362,842.42 - Step 4: Simplify right side
170,679,288.93x = 21,754,905,512,339,628 - Step 5: Solve for x
x = 21,754,905,512,339,628/170,679,288.93 - Step 6: Final answer
x = 127,460,722.67
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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.