Finding the Fourth Proportional to 5,134,244,058.73, 7,085,251,427.42 and 2,876,199,479.92
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Solution
The fourth proportional to 5,134,244,058.73, 7,085,251,427.42 and 2,876,199,479.92 is: 3,969,152,271.99
Step by Step Solution
- Step 1: Write the proportion equation
5,134,244,058.73 : 7,085,251,427.42 = 2,876,199,479.92 : x - Step 2: Convert to fraction form
5,134,244,058.73/7,085,251,427.42 = 2,876,199,479.92/x - Step 3: Cross multiply
5,134,244,058.73x = 7,085,251,427.42 × 2,876,199,479.92 - Step 4: Simplify right side
5,134,244,058.73x = 20,378,596,470,663,532,544 - Step 5: Solve for x
x = 20,378,596,470,663,532,544/5,134,244,058.73 - Step 6: Final answer
x = 3,969,152,271.99
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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.