Finding the Fourth Proportional to 88,603,190,329.28, 122,272,408,625.15 and 48,505,169,717.78
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Solution
The fourth proportional to 88,603,190,329.28, 122,272,408,625.15 and 48,505,169,717.78 is: 66,937,137,479.17
Step by Step Solution
- Step 1: Write the proportion equation
88,603,190,329.28 : 122,272,408,625.15 = 48,505,169,717.78 : x - Step 2: Convert to fraction form
88,603,190,329.28/122,272,408,625.15 = 48,505,169,717.78/x - Step 3: Cross multiply
88,603,190,329.28x = 122,272,408,625.15 × 48,505,169,717.78 - Step 4: Simplify right side
88,603,190,329.28x = 5,930,843,932,164,036,231,168 - Step 5: Solve for x
x = 5,930,843,932,164,036,231,168/88,603,190,329.28 - Step 6: Final answer
x = 66,937,137,479.17
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1.5x scale
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.