Finding the Fourth Proportional to 1,459,393,164.75, 2,192,582,053.63 and 935,788,126.96
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Solution
The fourth proportional to 1,459,393,164.75, 2,192,582,053.63 and 935,788,126.96 is: 1,405,921,517.74
Step by Step Solution
- Step 1: Write the proportion equation
1,459,393,164.75 : 2,192,582,053.63 = 935,788,126.96 : x - Step 2: Convert to fraction form
1,459,393,164.75/2,192,582,053.63 = 935,788,126.96/x - Step 3: Cross multiply
1,459,393,164.75x = 2,192,582,053.63 × 935,788,126.96 - Step 4: Simplify right side
1,459,393,164.75x = 2,051,792,253,161,565,184 - Step 5: Solve for x
x = 2,051,792,253,161,565,184/1,459,393,164.75 - Step 6: Final answer
x = 1,405,921,517.74
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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.