Finding the Fourth Proportional to 114,586,686.75, 158,129,646.26 and 62,376,113.17
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Solution
The fourth proportional to 114,586,686.75, 158,129,646.26 and 62,376,113.17 is: 86,079,046.27
Step by Step Solution
- Step 1: Write the proportion equation
114,586,686.75 : 158,129,646.26 = 62,376,113.17 : x - Step 2: Convert to fraction form
114,586,686.75/158,129,646.26 = 62,376,113.17/x - Step 3: Cross multiply
114,586,686.75x = 158,129,646.26 × 62,376,113.17 - Step 4: Simplify right side
114,586,686.75x = 9,863,512,710,531,608 - Step 5: Solve for x
x = 9,863,512,710,531,608/114,586,686.75 - Step 6: Final answer
x = 86,079,046.27
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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.