Finding the Fourth Proportional to 261,229,926.15, 391,845,695.04 and 64,493,361.99
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Solution
The fourth proportional to 261,229,926.15, 391,845,695.04 and 64,493,361.99 is: 96,740,241.93
Step by Step Solution
- Step 1: Write the proportion equation
261,229,926.15 : 391,845,695.04 = 64,493,361.99 : x - Step 2: Convert to fraction form
261,229,926.15/391,845,695.04 = 64,493,361.99/x - Step 3: Cross multiply
261,229,926.15x = 391,845,695.04 × 64,493,361.99 - Step 4: Simplify right side
261,229,926.15x = 25,271,446,254,437,868 - Step 5: Solve for x
x = 25,271,446,254,437,868/261,229,926.15 - Step 6: Final answer
x = 96,740,241.93
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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.