Finding the Third Proportional to 437,920,476 and 612,239,661
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Solution
The third proportional to 437,920,476 and 612,239,661 is: 855,948,563.82
Step by Step Solution
- Step 1: Write the proportion equation
437,920,476 : 612,239,661 = 612,239,661 : x - Step 2: Convert to fraction form
437,920,476/612,239,661 = 612,239,661/x - Step 3: Cross multiply
437,920,476x = 612,239,661 × 612,239,661 - Step 4: Simplify right side
437,920,476x = 374,837,402,501,394,944 - Step 5: Solve for x
x = 374,837,402,501,394,944/437,920,476 - Step 6: Final answer
x = 855,948,563.82
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.