Finding the Third Proportional to 812,220,832 and 1,780,149,726
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Solution
The third proportional to 812,220,832 and 1,780,149,726 is: 3,901,565,832.99
Step by Step Solution
- Step 1: Write the proportion equation
812,220,832 : 1,780,149,726 = 1,780,149,726 : x - Step 2: Convert to fraction form
812,220,832/1,780,149,726 = 1,780,149,726/x - Step 3: Cross multiply
812,220,832x = 1,780,149,726 × 1,780,149,726 - Step 4: Simplify right side
812,220,832x = 3,168,933,046,977,874,944 - Step 5: Solve for x
x = 3,168,933,046,977,874,944/812,220,832 - Step 6: Final answer
x = 3,901,565,832.99
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.