Finding the Third Proportional to 220,791,690 and 481,687,776
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Solution
The third proportional to 220,791,690 and 481,687,776 is: 1,050,868,868.97
Step by Step Solution
- Step 1: Write the proportion equation
220,791,690 : 481,687,776 = 481,687,776 : x - Step 2: Convert to fraction form
220,791,690/481,687,776 = 481,687,776/x - Step 3: Cross multiply
220,791,690x = 481,687,776 × 481,687,776 - Step 4: Simplify right side
220,791,690x = 232,023,113,547,826,176 - Step 5: Solve for x
x = 232,023,113,547,826,176/220,791,690 - Step 6: Final answer
x = 1,050,868,868.97
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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.