Finding the Fourth Proportional to 134,451,256.30, 201,676,884.45 and 131,465,272.30
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Solution
The fourth proportional to 134,451,256.30, 201,676,884.45 and 131,465,272.30 is: 197,197,908.45
Step by Step Solution
- Step 1: Write the proportion equation
134,451,256.30 : 201,676,884.45 = 131,465,272.30 : x - Step 2: Convert to fraction form
134,451,256.30/201,676,884.45 = 131,465,272.30/x - Step 3: Cross multiply
134,451,256.30x = 201,676,884.45 × 131,465,272.30 - Step 4: Simplify right side
134,451,256.30x = 26,513,506,530,834,884 - Step 5: Solve for x
x = 26,513,506,530,834,884/134,451,256.30 - Step 6: Final answer
x = 197,197,908.45
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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.