Finding the Third Proportional to 255,367,518 and 396,225,441
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Solution
The third proportional to 255,367,518 and 396,225,441 is: 614,779,049.92
Step by Step Solution
- Step 1: Write the proportion equation
255,367,518 : 396,225,441 = 396,225,441 : x - Step 2: Convert to fraction form
255,367,518/396,225,441 = 396,225,441/x - Step 3: Cross multiply
255,367,518x = 396,225,441 × 396,225,441 - Step 4: Simplify right side
255,367,518x = 156,994,600,095,644,480 - Step 5: Solve for x
x = 156,994,600,095,644,480/255,367,518 - Step 6: Final answer
x = 614,779,049.92
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.