Finding the Fourth Proportional to 354,823,404.80, 532,235,107.20 and 302,867,283.20
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Solution
The fourth proportional to 354,823,404.80, 532,235,107.20 and 302,867,283.20 is: 454,300,924.80
Step by Step Solution
- Step 1: Write the proportion equation
354,823,404.80 : 532,235,107.20 = 302,867,283.20 : x - Step 2: Convert to fraction form
354,823,404.80/532,235,107.20 = 302,867,283.20/x - Step 3: Cross multiply
354,823,404.80x = 532,235,107.20 × 302,867,283.20 - Step 4: Simplify right side
354,823,404.80x = 161,196,600,941,324,736 - Step 5: Solve for x
x = 161,196,600,941,324,736/354,823,404.80 - Step 6: Final answer
x = 454,300,924.80
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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.