Finding the Fourth Proportional to 177,864,321.97, 245,460,434.76 and 98,479,384.96
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Solution
The fourth proportional to 177,864,321.97, 245,460,434.76 and 98,479,384.96 is: 135,905,798.19
Step by Step Solution
- Step 1: Write the proportion equation
177,864,321.97 : 245,460,434.76 = 98,479,384.96 : x - Step 2: Convert to fraction form
177,864,321.97/245,460,434.76 = 98,479,384.96/x - Step 3: Cross multiply
177,864,321.97x = 245,460,434.76 × 98,479,384.96 - Step 4: Simplify right side
177,864,321.97x = 24,172,792,647,179,004 - Step 5: Solve for x
x = 24,172,792,647,179,004/177,864,321.97 - Step 6: Final answer
x = 135,905,798.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.