Finding the Fourth Proportional to 5,202,992,565.16, 7,179,943,963.72 and 2,944,883,609.39
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Solution
The fourth proportional to 5,202,992,565.16, 7,179,943,963.72 and 2,944,883,609.39 is: 4,063,834,231.99
Step by Step Solution
- Step 1: Write the proportion equation
5,202,992,565.16 : 7,179,943,963.72 = 2,944,883,609.39 : x - Step 2: Convert to fraction form
5,202,992,565.16/7,179,943,963.72 = 2,944,883,609.39/x - Step 3: Cross multiply
5,202,992,565.16x = 7,179,943,963.72 × 2,944,883,609.39 - Step 4: Simplify right side
5,202,992,565.16x = 21,144,099,295,072,382,976 - Step 5: Solve for x
x = 21,144,099,295,072,382,976/5,202,992,565.16 - Step 6: Final answer
x = 4,063,834,231.99
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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.