Finding the Third Proportional to 115,513,303.45 and 272,410,046.05
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Solution
The third proportional to 115,513,303.45 and 272,410,046.05 is: 642,412,873.45
Step by Step Solution
- Step 1: Write the proportion equation
115,513,303.45 : 272,410,046.05 = 272,410,046.05 : x - Step 2: Convert to fraction form
115,513,303.45/272,410,046.05 = 272,410,046.05/x - Step 3: Cross multiply
115,513,303.45x = 272,410,046.05 × 272,410,046.05 - Step 4: Simplify right side
115,513,303.45x = 74,207,233,189,382,624 - Step 5: Solve for x
x = 74,207,233,189,382,624/115,513,303.45 - Step 6: Final answer
x = 642,412,873.45
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.