Finding the Fourth Proportional to 1,023,365,882.01, 1,412,244,906.24 and 553,467,202.97
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Solution
The fourth proportional to 1,023,365,882.01, 1,412,244,906.24 and 553,467,202.97 is: 763,784,734.19
Step by Step Solution
- Step 1: Write the proportion equation
1,023,365,882.01 : 1,412,244,906.24 = 553,467,202.97 : x - Step 2: Convert to fraction form
1,023,365,882.01/1,412,244,906.24 = 553,467,202.97/x - Step 3: Cross multiply
1,023,365,882.01x = 1,412,244,906.24 × 553,467,202.97 - Step 4: Simplify right side
1,023,365,882.01x = 781,631,238,165,282,688 - Step 5: Solve for x
x = 781,631,238,165,282,688/1,023,365,882.01 - Step 6: Final answer
x = 763,784,734.19
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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.