Finding the Third Proportional to 428,891,275 and 936,436,363
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Solution
The third proportional to 428,891,275 and 936,436,363 is: 2,044,604,572.45
Step by Step Solution
- Step 1: Write the proportion equation
428,891,275 : 936,436,363 = 936,436,363 : x - Step 2: Convert to fraction form
428,891,275/936,436,363 = 936,436,363/x - Step 3: Cross multiply
428,891,275x = 936,436,363 × 936,436,363 - Step 4: Simplify right side
428,891,275x = 876,913,061,948,667,776 - Step 5: Solve for x
x = 876,913,061,948,667,776/428,891,275 - Step 6: Final answer
x = 2,044,604,572.45
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.