Finding the Fourth Proportional to 8,408,512,326.06, 11,598,279,468 and 5,392,988,629.26
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Solution
The fourth proportional to 8,408,512,326.06, 11,598,279,468 and 5,392,988,629.26 is: 7,438,817,577.28
Step by Step Solution
- Step 1: Write the proportion equation
8,408,512,326.06 : 11,598,279,468 = 5,392,988,629.26 : x - Step 2: Convert to fraction form
8,408,512,326.06/11,598,279,468 = 5,392,988,629.26/x - Step 3: Cross multiply
8,408,512,326.06x = 11,598,279,468 × 5,392,988,629.26 - Step 4: Simplify right side
8,408,512,326.06x = 62,549,389,289,903,726,592 - Step 5: Solve for x
x = 62,549,389,289,903,726,592/8,408,512,326.06 - Step 6: Final answer
x = 7,438,817,577.28
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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.