Finding the Fourth Proportional to 1,796,911,203.60, 2,695,366,805.40 and 504,446,691.60
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Solution
The fourth proportional to 1,796,911,203.60, 2,695,366,805.40 and 504,446,691.60 is: 756,670,037.40
Step by Step Solution
- Step 1: Write the proportion equation
1,796,911,203.60 : 2,695,366,805.40 = 504,446,691.60 : x - Step 2: Convert to fraction form
1,796,911,203.60/2,695,366,805.40 = 504,446,691.60/x - Step 3: Cross multiply
1,796,911,203.60x = 2,695,366,805.40 × 504,446,691.60 - Step 4: Simplify right side
1,796,911,203.60x = 1,359,668,867,632,491,008 - Step 5: Solve for x
x = 1,359,668,867,632,491,008/1,796,911,203.60 - Step 6: Final answer
x = 756,670,037.40
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1.5x scale
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.