Finding the Fourth Proportional to 206,713,211.27, 310,115,218.68 and 61,135,423.02
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Solution
The fourth proportional to 206,713,211.27, 310,115,218.68 and 61,135,423.02 is: 91,716,562.11
Step by Step Solution
- Step 1: Write the proportion equation
206,713,211.27 : 310,115,218.68 = 61,135,423.02 : x - Step 2: Convert to fraction form
206,713,211.27/310,115,218.68 = 61,135,423.02/x - Step 3: Cross multiply
206,713,211.27x = 310,115,218.68 × 61,135,423.02 - Step 4: Simplify right side
206,713,211.27x = 18,959,025,078,941,608 - Step 5: Solve for x
x = 18,959,025,078,941,608/206,713,211.27 - Step 6: Final answer
x = 91,716,562.11
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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.