Finding the Third Proportional to 115,470,020.81 and 239,124,962.53
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Solution
The third proportional to 115,470,020.81 and 239,124,962.53 is: 495,199,942.84
Step by Step Solution
- Step 1: Write the proportion equation
115,470,020.81 : 239,124,962.53 = 239,124,962.53 : x - Step 2: Convert to fraction form
115,470,020.81/239,124,962.53 = 239,124,962.53/x - Step 3: Cross multiply
115,470,020.81x = 239,124,962.53 × 239,124,962.53 - Step 4: Simplify right side
115,470,020.81x = 57,180,747,705,571,720 - Step 5: Solve for x
x = 57,180,747,705,571,720/115,470,020.81 - Step 6: Final answer
x = 495,199,942.84
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.