Finding the Fourth Proportional to 3,173,539,232.16, 4,380,715,949.76 and 2,382,868,398.24
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Solution
The fourth proportional to 3,173,539,232.16, 4,380,715,949.76 and 2,382,868,398.24 is: 3,289,283,300.03
Step by Step Solution
- Step 1: Write the proportion equation
3,173,539,232.16 : 4,380,715,949.76 = 2,382,868,398.24 : x - Step 2: Convert to fraction form
3,173,539,232.16/4,380,715,949.76 = 2,382,868,398.24/x - Step 3: Cross multiply
3,173,539,232.16x = 4,380,715,949.76 × 2,382,868,398.24 - Step 4: Simplify right side
3,173,539,232.16x = 10,438,669,598,349,031,424 - Step 5: Solve for x
x = 10,438,669,598,349,031,424/3,173,539,232.16 - Step 6: Final answer
x = 3,289,283,300.03
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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.