Finding the Third Proportional to 215,329,369 and 472,346,968
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Solution
The third proportional to 215,329,369 and 472,346,968 is: 1,036,141,327.19
Step by Step Solution
- Step 1: Write the proportion equation
215,329,369 : 472,346,968 = 472,346,968 : x - Step 2: Convert to fraction form
215,329,369/472,346,968 = 472,346,968/x - Step 3: Cross multiply
215,329,369x = 472,346,968 × 472,346,968 - Step 4: Simplify right side
215,329,369x = 223,111,658,178,793,024 - Step 5: Solve for x
x = 223,111,658,178,793,024/215,329,369 - Step 6: Final answer
x = 1,036,141,327.19
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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.