Finding the Fourth Proportional to 3,307,786,491.24, 4,564,842,728.40 and 1,822,770,276.12
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Solution
The fourth proportional to 3,307,786,491.24, 4,564,842,728.40 and 1,822,770,276.12 is: 2,515,476,637.48
Step by Step Solution
- Step 1: Write the proportion equation
3,307,786,491.24 : 4,564,842,728.40 = 1,822,770,276.12 : x - Step 2: Convert to fraction form
3,307,786,491.24/4,564,842,728.40 = 1,822,770,276.12/x - Step 3: Cross multiply
3,307,786,491.24x = 4,564,842,728.40 × 1,822,770,276.12 - Step 4: Simplify right side
3,307,786,491.24x = 8,320,659,640,490,041,344 - Step 5: Solve for x
x = 8,320,659,640,490,041,344/3,307,786,491.24 - Step 6: Final answer
x = 2,515,476,637.48
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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.