Finding the Third Proportional to 479,221,479 and 684,819,958
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Solution
The third proportional to 479,221,479 and 684,819,958 is: 978,625,532.09
Step by Step Solution
- Step 1: Write the proportion equation
479,221,479 : 684,819,958 = 684,819,958 : x - Step 2: Convert to fraction form
479,221,479/684,819,958 = 684,819,958/x - Step 3: Cross multiply
479,221,479x = 684,819,958 × 684,819,958 - Step 4: Simplify right side
479,221,479x = 468,978,374,875,121,792 - Step 5: Solve for x
x = 468,978,374,875,121,792/479,221,479 - Step 6: Final answer
x = 978,625,532.09
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.