Finding the Fourth Proportional to 172,611,148.23, 259,018,873.68 and 63,512,933.21
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Solution
The fourth proportional to 172,611,148.23, 259,018,873.68 and 63,512,933.21 is: 95,306,986.79
Step by Step Solution
- Step 1: Write the proportion equation
172,611,148.23 : 259,018,873.68 = 63,512,933.21 : x - Step 2: Convert to fraction form
172,611,148.23/259,018,873.68 = 63,512,933.21/x - Step 3: Cross multiply
172,611,148.23x = 259,018,873.68 × 63,512,933.21 - Step 4: Simplify right side
172,611,148.23x = 16,451,048,424,167,268 - Step 5: Solve for x
x = 16,451,048,424,167,268/172,611,148.23 - Step 6: Final answer
x = 95,306,986.79
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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.