Finding the Fourth Proportional to 2,725,878,400.16, 3,761,977,769.39 and 1,612,403,216.96
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Solution
The fourth proportional to 2,725,878,400.16, 3,761,977,769.39 and 1,612,403,216.96 is: 2,225,273,532.79
Step by Step Solution
- Step 1: Write the proportion equation
2,725,878,400.16 : 3,761,977,769.39 = 1,612,403,216.96 : x - Step 2: Convert to fraction form
2,725,878,400.16/3,761,977,769.39 = 1,612,403,216.96/x - Step 3: Cross multiply
2,725,878,400.16x = 3,761,977,769.39 × 1,612,403,216.96 - Step 4: Simplify right side
2,725,878,400.16x = 6,065,825,057,481,500,672 - Step 5: Solve for x
x = 6,065,825,057,481,500,672/2,725,878,400.16 - Step 6: Final answer
x = 2,225,273,532.79
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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.