Finding the Fourth Proportional to 367,616,125.20, 551,424,187.80 and 299,591,677.20
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Solution
The fourth proportional to 367,616,125.20, 551,424,187.80 and 299,591,677.20 is: 449,387,515.80
Step by Step Solution
- Step 1: Write the proportion equation
367,616,125.20 : 551,424,187.80 = 299,591,677.20 : x - Step 2: Convert to fraction form
367,616,125.20/551,424,187.80 = 299,591,677.20/x - Step 3: Cross multiply
367,616,125.20x = 551,424,187.80 × 299,591,677.20 - Step 4: Simplify right side
367,616,125.20x = 165,202,097,271,649,760 - Step 5: Solve for x
x = 165,202,097,271,649,760/367,616,125.20 - Step 6: Final answer
x = 449,387,515.80
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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.