Finding the Third Proportional to 119,239,920 and 168,758,856
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Solution
The third proportional to 119,239,920 and 168,758,856 is: 238,842,423.56
Step by Step Solution
- Step 1: Write the proportion equation
119,239,920 : 168,758,856 = 168,758,856 : x - Step 2: Convert to fraction form
119,239,920/168,758,856 = 168,758,856/x - Step 3: Cross multiply
119,239,920x = 168,758,856 × 168,758,856 - Step 4: Simplify right side
119,239,920x = 28,479,551,478,428,736 - Step 5: Solve for x
x = 28,479,551,478,428,736/119,239,920 - Step 6: Final answer
x = 238,842,423.56
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Why These Related Problems?
These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.