Finding the Fourth Proportional to 134,310,574.20, 201,465,861.30 and 48,055,747.80
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Solution
The fourth proportional to 134,310,574.20, 201,465,861.30 and 48,055,747.80 is: 72,083,621.70
Step by Step Solution
- Step 1: Write the proportion equation
134,310,574.20 : 201,465,861.30 = 48,055,747.80 : x - Step 2: Convert to fraction form
134,310,574.20/201,465,861.30 = 48,055,747.80/x - Step 3: Cross multiply
134,310,574.20x = 201,465,861.30 × 48,055,747.80 - Step 4: Simplify right side
134,310,574.20x = 9,681,592,620,942,580 - Step 5: Solve for x
x = 9,681,592,620,942,580/134,310,574.20 - Step 6: Final answer
x = 72,083,621.70
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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.