Finding the Fourth Proportional to 1,347,836,204.04, 2,021,971,553.73 and 415,158,618.18
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Solution
The fourth proportional to 1,347,836,204.04, 2,021,971,553.73 and 415,158,618.18 is: 622,804,843.59
Step by Step Solution
- Step 1: Write the proportion equation
1,347,836,204.04 : 2,021,971,553.73 = 415,158,618.18 : x - Step 2: Convert to fraction form
1,347,836,204.04/2,021,971,553.73 = 415,158,618.18/x - Step 3: Cross multiply
1,347,836,204.04x = 2,021,971,553.73 × 415,158,618.18 - Step 4: Simplify right side
1,347,836,204.04x = 839,438,916,245,814,400 - Step 5: Solve for x
x = 839,438,916,245,814,400/1,347,836,204.04 - Step 6: Final answer
x = 622,804,843.59
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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.