Finding the Third Proportional to 272,877,203 and 419,855,309
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Solution
The third proportional to 272,877,203 and 419,855,309 is: 645,999,294.03
Step by Step Solution
- Step 1: Write the proportion equation
272,877,203 : 419,855,309 = 419,855,309 : x - Step 2: Convert to fraction form
272,877,203/419,855,309 = 419,855,309/x - Step 3: Cross multiply
272,877,203x = 419,855,309 × 419,855,309 - Step 4: Simplify right side
272,877,203x = 176,278,480,495,485,472 - Step 5: Solve for x
x = 176,278,480,495,485,472/272,877,203 - Step 6: Final answer
x = 645,999,294.03
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.