Finding the Third Proportional to 988,935,128 and 2,059,255,498
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Solution
The third proportional to 988,935,128 and 2,059,255,498 is: 4,287,979,146.44
Step by Step Solution
- Step 1: Write the proportion equation
988,935,128 : 2,059,255,498 = 2,059,255,498 : x - Step 2: Convert to fraction form
988,935,128/2,059,255,498 = 2,059,255,498/x - Step 3: Cross multiply
988,935,128x = 2,059,255,498 × 2,059,255,498 - Step 4: Simplify right side
988,935,128x = 4,240,533,206,043,228,160 - Step 5: Solve for x
x = 4,240,533,206,043,228,160/988,935,128 - Step 6: Final answer
x = 4,287,979,146.44
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.