Finding the Fourth Proportional to 165,860,487.60, 248,979,688.20 and 97,741,561.20
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Solution
The fourth proportional to 165,860,487.60, 248,979,688.20 and 97,741,561.20 is: 146,723,694.01
Step by Step Solution
- Step 1: Write the proportion equation
165,860,487.60 : 248,979,688.20 = 97,741,561.20 : x - Step 2: Convert to fraction form
165,860,487.60/248,979,688.20 = 97,741,561.20/x - Step 3: Cross multiply
165,860,487.60x = 248,979,688.20 × 97,741,561.20 - Step 4: Simplify right side
165,860,487.60x = 24,335,663,431,757,216 - Step 5: Solve for x
x = 24,335,663,431,757,216/165,860,487.60 - Step 6: Final answer
x = 146,723,694.01
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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.