Finding the Fourth Proportional to 204,506,155.12, 306,765,531.24 and 89,431,463.92
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Solution
The fourth proportional to 204,506,155.12, 306,765,531.24 and 89,431,463.92 is: 134,149,950.27
Step by Step Solution
- Step 1: Write the proportion equation
204,506,155.12 : 306,765,531.24 = 89,431,463.92 : x - Step 2: Convert to fraction form
204,506,155.12/306,765,531.24 = 89,431,463.92/x - Step 3: Cross multiply
204,506,155.12x = 306,765,531.24 × 89,431,463.92 - Step 4: Simplify right side
204,506,155.12x = 27,434,490,538,989,696 - Step 5: Solve for x
x = 27,434,490,538,989,696/204,506,155.12 - Step 6: Final answer
x = 134,149,950.27
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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.