Finding the Fourth Proportional to 3,107,639,232,029, 4,289,862,619,687.70 and 1,936,317,639,494.70
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Solution
The fourth proportional to 3,107,639,232,029, 4,289,862,619,687.70 and 1,936,317,639,494.70 is: 2,672,941,111,020.42
Step by Step Solution
- Step 1: Write the proportion equation
3,107,639,232,029 : 4,289,862,619,687.70 = 1,936,317,639,494.70 : x - Step 2: Convert to fraction form
3,107,639,232,029/4,289,862,619,687.70 = 1,936,317,639,494.70/x - Step 3: Cross multiply
3,107,639,232,029x = 4,289,862,619,687.70 × 1,936,317,639,494.70 - Step 4: Simplify right side
3,107,639,232,029x = 8,306,536,661,510,237,531,930,624 - Step 5: Solve for x
x = 8,306,536,661,510,237,531,930,624/3,107,639,232,029 - Step 6: Final answer
x = 2,672,941,111,020.42
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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.