Finding the Fourth Proportional to 108,777,375.60, 163,118,182.64 and 57,647,415.12
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Solution
The fourth proportional to 108,777,375.60, 163,118,182.64 and 57,647,415.12 is: 86,445,747.90
Step by Step Solution
- Step 1: Write the proportion equation
108,777,375.60 : 163,118,182.64 = 57,647,415.12 : x - Step 2: Convert to fraction form
108,777,375.60/163,118,182.64 = 57,647,415.12/x - Step 3: Cross multiply
108,777,375.60x = 163,118,182.64 × 57,647,415.12 - Step 4: Simplify right side
108,777,375.60x = 9,403,341,588,268,056 - Step 5: Solve for x
x = 9,403,341,588,268,056/108,777,375.60 - Step 6: Final answer
x = 86,445,747.90
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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.