Finding the Third Proportional to 681,460,646.63 and 1,482,320,220.75
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Solution
The third proportional to 681,460,646.63 and 1,482,320,220.75 is: 3,224,358,218.96
Step by Step Solution
- Step 1: Write the proportion equation
681,460,646.63 : 1,482,320,220.75 = 1,482,320,220.75 : x - Step 2: Convert to fraction form
681,460,646.63/1,482,320,220.75 = 1,482,320,220.75/x - Step 3: Cross multiply
681,460,646.63x = 1,482,320,220.75 × 1,482,320,220.75 - Step 4: Simplify right side
681,460,646.63x = 2,197,273,236,844,328,704 - Step 5: Solve for x
x = 2,197,273,236,844,328,704/681,460,646.63 - Step 6: Final answer
x = 3,224,358,218.96
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.