Finding the Third Proportional to 42,872,629.50 and 91,275,651
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Solution
The third proportional to 42,872,629.50 and 91,275,651 is: 194,325,483.71
Step by Step Solution
- Step 1: Write the proportion equation
42,872,629.50 : 91,275,651 = 91,275,651 : x - Step 2: Convert to fraction form
42,872,629.50/91,275,651 = 91,275,651/x - Step 3: Cross multiply
42,872,629.50x = 91,275,651 × 91,275,651 - Step 4: Simplify right side
42,872,629.50x = 8,331,244,465,473,801 - Step 5: Solve for x
x = 8,331,244,465,473,801/42,872,629.50 - Step 6: Final answer
x = 194,325,483.71
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.