Finding the Fourth Proportional to 91,954,493.93, 137,775,649.04 and 55,486,252.73
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Solution
The fourth proportional to 91,954,493.93, 137,775,649.04 and 55,486,252.73 is: 83,135,191.72
Step by Step Solution
- Step 1: Write the proportion equation
91,954,493.93 : 137,775,649.04 = 55,486,252.73 : x - Step 2: Convert to fraction form
91,954,493.93/137,775,649.04 = 55,486,252.73/x - Step 3: Cross multiply
91,954,493.93x = 137,775,649.04 × 55,486,252.73 - Step 4: Simplify right side
91,954,493.93x = 7,644,654,482,948,303 - Step 5: Solve for x
x = 7,644,654,482,948,303/91,954,493.93 - Step 6: Final answer
x = 83,135,191.72
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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.