Finding the Fourth Proportional to 135,705,475.97, 203,524,583.70 and 38,662,024.30
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Solution
The fourth proportional to 135,705,475.97, 203,524,583.70 and 38,662,024.30 is: 57,983,455.30
Step by Step Solution
- Step 1: Write the proportion equation
135,705,475.97 : 203,524,583.70 = 38,662,024.30 : x - Step 2: Convert to fraction form
135,705,475.97/203,524,583.70 = 38,662,024.30/x - Step 3: Cross multiply
135,705,475.97x = 203,524,583.70 × 38,662,024.30 - Step 4: Simplify right side
135,705,475.97x = 7,868,672,399,445,851 - Step 5: Solve for x
x = 7,868,672,399,445,851/135,705,475.97 - Step 6: Final answer
x = 57,983,455.30
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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.