Finding the Third Proportional to 320,420,196 and 657,826,830
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Solution
The third proportional to 320,420,196 and 657,826,830 is: 1,350,527,038.15
Step by Step Solution
- Step 1: Write the proportion equation
320,420,196 : 657,826,830 = 657,826,830 : x - Step 2: Convert to fraction form
320,420,196/657,826,830 = 657,826,830/x - Step 3: Cross multiply
320,420,196x = 657,826,830 × 657,826,830 - Step 4: Simplify right side
320,420,196x = 432,736,138,267,848,896 - Step 5: Solve for x
x = 432,736,138,267,848,896/320,420,196 - Step 6: Final answer
x = 1,350,527,038.15
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.