Finding the Fourth Proportional to 7,371,670,617.60, 11,057,505,926.40 and 2,712,580,514.70
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Solution
The fourth proportional to 7,371,670,617.60, 11,057,505,926.40 and 2,712,580,514.70 is: 4,068,870,772.05
Step by Step Solution
- Step 1: Write the proportion equation
7,371,670,617.60 : 11,057,505,926.40 = 2,712,580,514.70 : x - Step 2: Convert to fraction form
7,371,670,617.60/11,057,505,926.40 = 2,712,580,514.70/x - Step 3: Cross multiply
7,371,670,617.60x = 11,057,505,926.40 × 2,712,580,514.70 - Step 4: Simplify right side
7,371,670,617.60x = 29,994,375,117,132,410,880 - Step 5: Solve for x
x = 29,994,375,117,132,410,880/7,371,670,617.60 - Step 6: Final answer
x = 4,068,870,772.05
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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.