Finding the Fourth Proportional to 5,202,992,564.09, 7,179,943,962.25 and 2,944,883,608.32
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Solution
The fourth proportional to 5,202,992,564.09, 7,179,943,962.25 and 2,944,883,608.32 is: 4,063,834,230.52
Step by Step Solution
- Step 1: Write the proportion equation
5,202,992,564.09 : 7,179,943,962.25 = 2,944,883,608.32 : x - Step 2: Convert to fraction form
5,202,992,564.09/7,179,943,962.25 = 2,944,883,608.32/x - Step 3: Cross multiply
5,202,992,564.09x = 7,179,943,962.25 × 2,944,883,608.32 - Step 4: Simplify right side
5,202,992,564.09x = 21,144,099,283,117,584,384 - Step 5: Solve for x
x = 21,144,099,283,117,584,384/5,202,992,564.09 - Step 6: Final answer
x = 4,063,834,230.52
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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.