Finding the Third Proportional to 219,720,511 and 332,408,651
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Solution
The third proportional to 219,720,511 and 332,408,651 is: 502,891,199.17
Step by Step Solution
- Step 1: Write the proportion equation
219,720,511 : 332,408,651 = 332,408,651 : x - Step 2: Convert to fraction form
219,720,511/332,408,651 = 332,408,651/x - Step 3: Cross multiply
219,720,511x = 332,408,651 × 332,408,651 - Step 4: Simplify right side
219,720,511x = 110,495,511,259,639,808 - Step 5: Solve for x
x = 110,495,511,259,639,808/219,720,511 - Step 6: Final answer
x = 502,891,199.17
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.