Finding the Fourth Proportional to 147,026,658.90, 202,842,212.13 and 146,799,910.74
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Solution
The fourth proportional to 147,026,658.90, 202,842,212.13 and 146,799,910.74 is: 202,529,383.84
Step by Step Solution
- Step 1: Write the proportion equation
147,026,658.90 : 202,842,212.13 = 146,799,910.74 : x - Step 2: Convert to fraction form
147,026,658.90/202,842,212.13 = 146,799,910.74/x - Step 3: Cross multiply
147,026,658.90x = 202,842,212.13 × 146,799,910.74 - Step 4: Simplify right side
147,026,658.90x = 29,777,218,634,988,148 - Step 5: Solve for x
x = 29,777,218,634,988,148/147,026,658.90 - Step 6: Final answer
x = 202,529,383.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.