Finding the Third Proportional to 395,630,129 and 581,593,840
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Solution
The third proportional to 395,630,129 and 581,593,840 is: 854,968,744.62
Step by Step Solution
- Step 1: Write the proportion equation
395,630,129 : 581,593,840 = 581,593,840 : x - Step 2: Convert to fraction form
395,630,129/581,593,840 = 581,593,840/x - Step 3: Cross multiply
395,630,129x = 581,593,840 × 581,593,840 - Step 4: Simplify right side
395,630,129x = 338,251,394,725,945,600 - Step 5: Solve for x
x = 338,251,394,725,945,600/395,630,129 - Step 6: Final answer
x = 854,968,744.62
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.