Finding the Fourth Proportional to 477,493,201.38, 716,239,802.06 and 132,446,828.82
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Solution
The fourth proportional to 477,493,201.38, 716,239,802.06 and 132,446,828.82 is: 198,670,243.23
Step by Step Solution
- Step 1: Write the proportion equation
477,493,201.38 : 716,239,802.06 = 132,446,828.82 : x - Step 2: Convert to fraction form
477,493,201.38/716,239,802.06 = 132,446,828.82/x - Step 3: Cross multiply
477,493,201.38x = 716,239,802.06 × 132,446,828.82 - Step 4: Simplify right side
477,493,201.38x = 94,863,690,457,511,488 - Step 5: Solve for x
x = 94,863,690,457,511,488/477,493,201.38 - Step 6: Final answer
x = 198,670,243.23
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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.