Finding the Third Proportional to 423,206,868 and 917,037,312
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Solution
The third proportional to 423,206,868 and 917,037,312 is: 1,987,107,240.42
Step by Step Solution
- Step 1: Write the proportion equation
423,206,868 : 917,037,312 = 917,037,312 : x - Step 2: Convert to fraction form
423,206,868/917,037,312 = 917,037,312/x - Step 3: Cross multiply
423,206,868x = 917,037,312 × 917,037,312 - Step 4: Simplify right side
423,206,868x = 840,957,431,600,185,344 - Step 5: Solve for x
x = 840,957,431,600,185,344/423,206,868 - Step 6: Final answer
x = 1,987,107,240.42
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.