Finding the Fourth Proportional to 206,713,160.52, 310,115,142.49 and 61,135,372.27
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Solution
The fourth proportional to 206,713,160.52, 310,115,142.49 and 61,135,372.27 is: 91,716,485.95
Step by Step Solution
- Step 1: Write the proportion equation
206,713,160.52 : 310,115,142.49 = 61,135,372.27 : x - Step 2: Convert to fraction form
206,713,160.52/310,115,142.49 = 61,135,372.27/x - Step 3: Cross multiply
206,713,160.52x = 310,115,142.49 × 61,135,372.27 - Step 4: Simplify right side
206,713,160.52x = 18,959,004,682,690,248 - Step 5: Solve for x
x = 18,959,004,682,690,248/206,713,160.52 - Step 6: Final answer
x = 91,716,485.95
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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.