Finding the Fourth Proportional to 45,511,704.90, 68,267,557.35 and 44,755,877.70
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Solution
The fourth proportional to 45,511,704.90, 68,267,557.35 and 44,755,877.70 is: 67,133,816.55
Step by Step Solution
- Step 1: Write the proportion equation
45,511,704.90 : 68,267,557.35 = 44,755,877.70 : x - Step 2: Convert to fraction form
45,511,704.90/68,267,557.35 = 44,755,877.70/x - Step 3: Cross multiply
45,511,704.90x = 68,267,557.35 × 44,755,877.70 - Step 4: Simplify right side
45,511,704.90x = 3,055,374,447,634,336 - Step 5: Solve for x
x = 3,055,374,447,634,336/45,511,704.90 - Step 6: Final answer
x = 67,133,816.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.