Finding the Fourth Proportional to 201,734,029.05, 302,601,043.58 and 120,104,691.45
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Solution
The fourth proportional to 201,734,029.05, 302,601,043.58 and 120,104,691.45 is: 180,157,037.18
Step by Step Solution
- Step 1: Write the proportion equation
201,734,029.05 : 302,601,043.58 = 120,104,691.45 : x - Step 2: Convert to fraction form
201,734,029.05/302,601,043.58 = 120,104,691.45/x - Step 3: Cross multiply
201,734,029.05x = 302,601,043.58 × 120,104,691.45 - Step 4: Simplify right side
201,734,029.05x = 36,343,804,971,023,376 - Step 5: Solve for x
x = 36,343,804,971,023,376/201,734,029.05 - Step 6: Final answer
x = 180,157,037.18
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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.