Finding the Fourth Proportional to 2,068,606,601.69, 2,854,737,674.92 and 1,128,869,814.97
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Solution
The fourth proportional to 2,068,606,601.69, 2,854,737,674.92 and 1,128,869,814.97 is: 1,557,873,395.66
Step by Step Solution
- Step 1: Write the proportion equation
2,068,606,601.69 : 2,854,737,674.92 = 1,128,869,814.97 : x - Step 2: Convert to fraction form
2,068,606,601.69/2,854,737,674.92 = 1,128,869,814.97/x - Step 3: Cross multiply
2,068,606,601.69x = 2,854,737,674.92 × 1,128,869,814.97 - Step 4: Simplify right side
2,068,606,601.69x = 3,222,627,190,866,782,720 - Step 5: Solve for x
x = 3,222,627,190,866,782,720/2,068,606,601.69 - Step 6: Final answer
x = 1,557,873,395.66
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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.