Finding the Fourth Proportional to 2,602,545,469.29, 3,591,512,747.62 and 1,488,711,563.41
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Solution
The fourth proportional to 2,602,545,469.29, 3,591,512,747.62 and 1,488,711,563.41 is: 2,054,421,957.51
Step by Step Solution
- Step 1: Write the proportion equation
2,602,545,469.29 : 3,591,512,747.62 = 1,488,711,563.41 : x - Step 2: Convert to fraction form
2,602,545,469.29/3,591,512,747.62 = 1,488,711,563.41/x - Step 3: Cross multiply
2,602,545,469.29x = 3,591,512,747.62 × 1,488,711,563.41 - Step 4: Simplify right side
2,602,545,469.29x = 5,346,726,557,529,936,896 - Step 5: Solve for x
x = 5,346,726,557,529,936,896/2,602,545,469.29 - Step 6: Final answer
x = 2,054,421,957.51
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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.