Finding the Fourth Proportional to 270,910,332,466.98, 373,764,751,849.98 and 153,575,388,642.12
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Solution
The fourth proportional to 270,910,332,466.98, 373,764,751,849.98 and 153,575,388,642.12 is: 211,882,162,276.27
Step by Step Solution
- Step 1: Write the proportion equation
270,910,332,466.98 : 373,764,751,849.98 = 153,575,388,642.12 : x - Step 2: Convert to fraction form
270,910,332,466.98/373,764,751,849.98 = 153,575,388,642.12/x - Step 3: Cross multiply
270,910,332,466.98x = 373,764,751,849.98 × 153,575,388,642.12 - Step 4: Simplify right side
270,910,332,466.98x = 57,401,067,026,086,210,043,904 - Step 5: Solve for x
x = 57,401,067,026,086,210,043,904/270,910,332,466.98 - Step 6: Final answer
x = 211,882,162,276.27
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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.