Finding the Fourth Proportional to 1,651,081,965.14, 2,278,424,344.74 and 898,398,096.50
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Solution
The fourth proportional to 1,651,081,965.14, 2,278,424,344.74 and 898,398,096.50 is: 1,239,751,955.11
Step by Step Solution
- Step 1: Write the proportion equation
1,651,081,965.14 : 2,278,424,344.74 = 898,398,096.50 : x - Step 2: Convert to fraction form
1,651,081,965.14/2,278,424,344.74 = 898,398,096.50/x - Step 3: Cross multiply
1,651,081,965.14x = 2,278,424,344.74 × 898,398,096.50 - Step 4: Simplify right side
1,651,081,965.14x = 2,046,932,094,333,675,520 - Step 5: Solve for x
x = 2,046,932,094,333,675,520/1,651,081,965.14 - Step 6: Final answer
x = 1,239,751,955.11
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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.