Finding the Third Proportional to 39,930,466 and 85,913,455
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Solution
The third proportional to 39,930,466 and 85,913,455 is: 184,849,376.66
Step by Step Solution
- Step 1: Write the proportion equation
39,930,466 : 85,913,455 = 85,913,455 : x - Step 2: Convert to fraction form
39,930,466/85,913,455 = 85,913,455/x - Step 3: Cross multiply
39,930,466x = 85,913,455 × 85,913,455 - Step 4: Simplify right side
39,930,466x = 7,381,121,750,037,025 - Step 5: Solve for x
x = 7,381,121,750,037,025/39,930,466 - Step 6: Final answer
x = 184,849,376.66
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.