Finding the Third Proportional to 42,628,216 and 92,425,292
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Solution
The third proportional to 42,628,216 and 92,425,292 is: 200,393,903.45
Step by Step Solution
- Step 1: Write the proportion equation
42,628,216 : 92,425,292 = 92,425,292 : x - Step 2: Convert to fraction form
42,628,216/92,425,292 = 92,425,292/x - Step 3: Cross multiply
42,628,216x = 92,425,292 × 92,425,292 - Step 4: Simplify right side
42,628,216x = 8,542,434,601,285,264 - Step 5: Solve for x
x = 8,542,434,601,285,264/42,628,216 - Step 6: Final answer
x = 200,393,903.45
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.