Finding the Fourth Proportional to 170,502,326.76, 235,311,445.26 and 104,466,649.08
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Solution
The fourth proportional to 170,502,326.76, 235,311,445.26 and 104,466,649.08 is: 144,175,147.89
Step by Step Solution
- Step 1: Write the proportion equation
170,502,326.76 : 235,311,445.26 = 104,466,649.08 : x - Step 2: Convert to fraction form
170,502,326.76/235,311,445.26 = 104,466,649.08/x - Step 3: Cross multiply
170,502,326.76x = 235,311,445.26 × 104,466,649.08 - Step 4: Simplify right side
170,502,326.76x = 24,582,198,176,484,048 - Step 5: Solve for x
x = 24,582,198,176,484,048/170,502,326.76 - Step 6: Final answer
x = 144,175,147.89
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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.