Finding the Third Proportional to 312,417,385.75 and 671,852,537.75
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Solution
The third proportional to 312,417,385.75 and 671,852,537.75 is: 1,444,816,623.75
Step by Step Solution
- Step 1: Write the proportion equation
312,417,385.75 : 671,852,537.75 = 671,852,537.75 : x - Step 2: Convert to fraction form
312,417,385.75/671,852,537.75 = 671,852,537.75/x - Step 3: Cross multiply
312,417,385.75x = 671,852,537.75 × 671,852,537.75 - Step 4: Simplify right side
312,417,385.75x = 451,385,832,481,115,200 - Step 5: Solve for x
x = 451,385,832,481,115,200/312,417,385.75 - Step 6: Final answer
x = 1,444,816,623.75
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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.