Finding the Fourth Proportional to 744,614,273.99, 1,027,555,162.38 and 410,117,946.59
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Solution
The fourth proportional to 744,614,273.99, 1,027,555,162.38 and 410,117,946.59 is: 565,955,861.88
Step by Step Solution
- Step 1: Write the proportion equation
744,614,273.99 : 1,027,555,162.38 = 410,117,946.59 : x - Step 2: Convert to fraction form
744,614,273.99/1,027,555,162.38 = 410,117,946.59/x - Step 3: Cross multiply
744,614,273.99x = 1,027,555,162.38 × 410,117,946.59 - Step 4: Simplify right side
744,614,273.99x = 421,418,813,198,101,824 - Step 5: Solve for x
x = 421,418,813,198,101,824/744,614,273.99 - Step 6: Final answer
x = 565,955,861.88
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1.5x scale
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.