Finding the Fourth Proportional to 1,802,397,403.02, 2,703,901,325.49 and 621,657,273.42
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Solution
The fourth proportional to 1,802,397,403.02, 2,703,901,325.49 and 621,657,273.42 is: 932,591,182.60
Step by Step Solution
- Step 1: Write the proportion equation
1,802,397,403.02 : 2,703,901,325.49 = 621,657,273.42 : x - Step 2: Convert to fraction form
1,802,397,403.02/2,703,901,325.49 = 621,657,273.42/x - Step 3: Cross multiply
1,802,397,403.02x = 2,703,901,325.49 × 621,657,273.42 - Step 4: Simplify right side
1,802,397,403.02x = 1,680,899,925,600,837,120 - Step 5: Solve for x
x = 1,680,899,925,600,837,120/1,802,397,403.02 - Step 6: Final answer
x = 932,591,182.60
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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.