Finding the Fourth Proportional to 5,686,696,859.84, 8,531,208,685.98 and 1,955,503,677.26
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Solution
The fourth proportional to 5,686,696,859.84, 8,531,208,685.98 and 1,955,503,677.26 is: 2,933,655,576.88
Step by Step Solution
- Step 1: Write the proportion equation
5,686,696,859.84 : 8,531,208,685.98 = 1,955,503,677.26 : x - Step 2: Convert to fraction form
5,686,696,859.84/8,531,208,685.98 = 1,955,503,677.26/x - Step 3: Cross multiply
5,686,696,859.84x = 8,531,208,685.98 × 1,955,503,677.26 - Step 4: Simplify right side
5,686,696,859.84x = 16,682,809,956,906,342,400 - Step 5: Solve for x
x = 16,682,809,956,906,342,400/5,686,696,859.84 - Step 6: Final answer
x = 2,933,655,576.88
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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.