Finding the Fourth Proportional to 283,467,609.40, 425,201,414.10 and 242,652,940.60
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Solution
The fourth proportional to 283,467,609.40, 425,201,414.10 and 242,652,940.60 is: 363,979,410.90
Step by Step Solution
- Step 1: Write the proportion equation
283,467,609.40 : 425,201,414.10 = 242,652,940.60 : x - Step 2: Convert to fraction form
283,467,609.40/425,201,414.10 = 242,652,940.60/x - Step 3: Cross multiply
283,467,609.40x = 425,201,414.10 × 242,652,940.60 - Step 4: Simplify right side
283,467,609.40x = 103,176,373,478,643,312 - Step 5: Solve for x
x = 103,176,373,478,643,312/283,467,609.40 - Step 6: Final answer
x = 363,979,410.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.