Finding the Fourth Proportional to 163,312,186.53, 225,219,433.18 and 119,189,296.29
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Solution
The fourth proportional to 163,312,186.53, 225,219,433.18 and 119,189,296.29 is: 164,370,744.90
Step by Step Solution
- Step 1: Write the proportion equation
163,312,186.53 : 225,219,433.18 = 119,189,296.29 : x - Step 2: Convert to fraction form
163,312,186.53/225,219,433.18 = 119,189,296.29/x - Step 3: Cross multiply
163,312,186.53x = 225,219,433.18 × 119,189,296.29 - Step 4: Simplify right side
163,312,186.53x = 26,843,745,752,326,360 - Step 5: Solve for x
x = 26,843,745,752,326,360/163,312,186.53 - Step 6: Final answer
x = 164,370,744.90
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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.