Finding the Fourth Proportional to 79,157,296.62, 118,750,860.27 and 29,987,877.96
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Solution
The fourth proportional to 79,157,296.62, 118,750,860.27 and 29,987,877.96 is: 44,987,467.45
Step by Step Solution
- Step 1: Write the proportion equation
79,157,296.62 : 118,750,860.27 = 29,987,877.96 : x - Step 2: Convert to fraction form
79,157,296.62/118,750,860.27 = 29,987,877.96/x - Step 3: Cross multiply
79,157,296.62x = 118,750,860.27 × 29,987,877.96 - Step 4: Simplify right side
79,157,296.62x = 3,561,086,305,421,772.50 - Step 5: Solve for x
x = 3,561,086,305,421,772.50/79,157,296.62 - Step 6: Final answer
x = 44,987,467.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.