Finding the Fourth Proportional to 1,199,993,527,751, 1,655,992,708,170 and 651,284,841,126.92
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Solution
The fourth proportional to 1,199,993,527,751, 1,655,992,708,170 and 651,284,841,126.92 is: 898,773,970,780.64
Step by Step Solution
- Step 1: Write the proportion equation
1,199,993,527,751 : 1,655,992,708,170 = 651,284,841,126.92 : x - Step 2: Convert to fraction form
1,199,993,527,751/1,655,992,708,170 = 651,284,841,126.92/x - Step 3: Cross multiply
1,199,993,527,751x = 1,655,992,708,170 × 651,284,841,126.92 - Step 4: Simplify right side
1,199,993,527,751x = 1,078,522,947,847,836,577,824,768 - Step 5: Solve for x
x = 1,078,522,947,847,836,577,824,768/1,199,993,527,751 - Step 6: Final answer
x = 898,773,970,780.64
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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.