Finding the Fourth Proportional to 316,008,793.40, 473,495,560.84 and 168,299,528.22
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Solution
The fourth proportional to 316,008,793.40, 473,495,560.84 and 168,299,528.22 is: 252,173,614.05
Step by Step Solution
- Step 1: Write the proportion equation
316,008,793.40 : 473,495,560.84 = 168,299,528.22 : x - Step 2: Convert to fraction form
316,008,793.40/473,495,560.84 = 168,299,528.22/x - Step 3: Cross multiply
316,008,793.40x = 473,495,560.84 × 168,299,528.22 - Step 4: Simplify right side
316,008,793.40x = 79,689,079,503,636,304 - Step 5: Solve for x
x = 79,689,079,503,636,304/316,008,793.40 - Step 6: Final answer
x = 252,173,614.05
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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.