Finding the Fourth Proportional to 168,176,963.70, 252,265,445.55 and 168,176,963.70
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Solution
The fourth proportional to 168,176,963.70, 252,265,445.55 and 168,176,963.70 is: 252,265,445.55
Step by Step Solution
- Step 1: Write the proportion equation
168,176,963.70 : 252,265,445.55 = 168,176,963.70 : x - Step 2: Convert to fraction form
168,176,963.70/252,265,445.55 = 168,176,963.70/x - Step 3: Cross multiply
168,176,963.70x = 252,265,445.55 × 168,176,963.70 - Step 4: Simplify right side
168,176,963.70x = 42,425,236,679,026,672 - Step 5: Solve for x
x = 42,425,236,679,026,672/168,176,963.70 - Step 6: Final answer
x = 252,265,445.55
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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.