Finding the Fourth Proportional to 511,201,337.10, 766,802,005.65 and 306,624,108.30
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Solution
The fourth proportional to 511,201,337.10, 766,802,005.65 and 306,624,108.30 is: 459,936,162.45
Step by Step Solution
- Step 1: Write the proportion equation
511,201,337.10 : 766,802,005.65 = 306,624,108.30 : x - Step 2: Convert to fraction form
511,201,337.10/766,802,005.65 = 306,624,108.30/x - Step 3: Cross multiply
511,201,337.10x = 766,802,005.65 × 306,624,108.30 - Step 4: Simplify right side
511,201,337.10x = 235,119,981,225,082,816 - Step 5: Solve for x
x = 235,119,981,225,082,816/511,201,337.10 - Step 6: Final answer
x = 459,936,162.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.