Finding the Fourth Proportional to 87,426,851.88, 120,649,225.50 and 48,268,704.36
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Solution
The fourth proportional to 87,426,851.88, 120,649,225.50 and 48,268,704.36 is: 66,610,905.82
Step by Step Solution
- Step 1: Write the proportion equation
87,426,851.88 : 120,649,225.50 = 48,268,704.36 : x - Step 2: Convert to fraction form
87,426,851.88/120,649,225.50 = 48,268,704.36/x - Step 3: Cross multiply
87,426,851.88x = 120,649,225.50 × 48,268,704.36 - Step 4: Simplify right side
87,426,851.88x = 5,823,581,796,922,473 - Step 5: Solve for x
x = 5,823,581,796,922,473/87,426,851.88 - Step 6: Final answer
x = 66,610,905.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.