Finding the Fourth Proportional to 2,725,032,820.08, 3,760,546,939.20 and 1,471,970,229.56
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Solution
The fourth proportional to 2,725,032,820.08, 3,760,546,939.20 and 1,471,970,229.56 is: 2,031,319,806.70
Step by Step Solution
- Step 1: Write the proportion equation
2,725,032,820.08 : 3,760,546,939.20 = 1,471,970,229.56 : x - Step 2: Convert to fraction form
2,725,032,820.08/3,760,546,939.20 = 1,471,970,229.56/x - Step 3: Cross multiply
2,725,032,820.08x = 3,760,546,939.20 × 1,471,970,229.56 - Step 4: Simplify right side
2,725,032,820.08x = 5,535,413,141,346,576,384 - Step 5: Solve for x
x = 5,535,413,141,346,576,384/2,725,032,820.08 - Step 6: Final answer
x = 2,031,319,806.70
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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.