Finding the Fourth Proportional to 74,772,230.29, 112,197,861.24 and 53,052,973.62
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Solution
The fourth proportional to 74,772,230.29, 112,197,861.24 and 53,052,973.62 is: 79,607,497.99
Step by Step Solution
- Step 1: Write the proportion equation
74,772,230.29 : 112,197,861.24 = 53,052,973.62 : x - Step 2: Convert to fraction form
74,772,230.29/112,197,861.24 = 53,052,973.62/x - Step 3: Cross multiply
74,772,230.29x = 112,197,861.24 × 53,052,973.62 - Step 4: Simplify right side
74,772,230.29x = 5,952,430,172,320,875 - Step 5: Solve for x
x = 5,952,430,172,320,875/74,772,230.29 - Step 6: Final answer
x = 79,607,497.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.