Finding the Fourth Proportional to 205,581,260.70, 283,765,666.77 and 132,242,402.70
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Solution
The fourth proportional to 205,581,260.70, 283,765,666.77 and 132,242,402.70 is: 182,535,380.17
Step by Step Solution
- Step 1: Write the proportion equation
205,581,260.70 : 283,765,666.77 = 132,242,402.70 : x - Step 2: Convert to fraction form
205,581,260.70/283,765,666.77 = 132,242,402.70/x - Step 3: Cross multiply
205,581,260.70x = 283,765,666.77 × 132,242,402.70 - Step 4: Simplify right side
205,581,260.70x = 37,525,853,577,432,344 - Step 5: Solve for x
x = 37,525,853,577,432,344/205,581,260.70 - Step 6: Final answer
x = 182,535,380.17
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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.