Finding the Fourth Proportional to 168,975,184.92, 233,612,207.88 and 124,852,592.76
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Solution
The fourth proportional to 168,975,184.92, 233,612,207.88 and 124,852,592.76 is: 172,611,675.90
Step by Step Solution
- Step 1: Write the proportion equation
168,975,184.92 : 233,612,207.88 = 124,852,592.76 : x - Step 2: Convert to fraction form
168,975,184.92/233,612,207.88 = 124,852,592.76/x - Step 3: Cross multiply
168,975,184.92x = 233,612,207.88 × 124,852,592.76 - Step 4: Simplify right side
168,975,184.92x = 29,167,089,854,206,104 - Step 5: Solve for x
x = 29,167,089,854,206,104/168,975,184.92 - Step 6: Final answer
x = 172,611,675.90
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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.