Finding the Third Proportional to 38,543,920 and 83,438,800
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Solution
The third proportional to 38,543,920 and 83,438,800 is: 180,625,980.58
Step by Step Solution
- Step 1: Write the proportion equation
38,543,920 : 83,438,800 = 83,438,800 : x - Step 2: Convert to fraction form
38,543,920/83,438,800 = 83,438,800/x - Step 3: Cross multiply
38,543,920x = 83,438,800 × 83,438,800 - Step 4: Simplify right side
38,543,920x = 6,962,033,345,440,000 - Step 5: Solve for x
x = 6,962,033,345,440,000/38,543,920 - Step 6: Final answer
x = 180,625,980.58
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.