Finding the Fourth Proportional to 189,585,812.82, 284,389,347.99 and 53,260,567.62
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Solution
The fourth proportional to 189,585,812.82, 284,389,347.99 and 53,260,567.62 is: 79,893,837.38
Step by Step Solution
- Step 1: Write the proportion equation
189,585,812.82 : 284,389,347.99 = 53,260,567.62 : x - Step 2: Convert to fraction form
189,585,812.82/284,389,347.99 = 53,260,567.62/x - Step 3: Cross multiply
189,585,812.82x = 284,389,347.99 × 53,260,567.62 - Step 4: Simplify right side
189,585,812.82x = 15,146,738,099,029,106 - Step 5: Solve for x
x = 15,146,738,099,029,106/189,585,812.82 - Step 6: Final answer
x = 79,893,837.38
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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.