Finding the Fourth Proportional to 151,257,114.90, 226,885,672.35 and 99,601,049.70
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Solution
The fourth proportional to 151,257,114.90, 226,885,672.35 and 99,601,049.70 is: 149,401,574.55
Step by Step Solution
- Step 1: Write the proportion equation
151,257,114.90 : 226,885,672.35 = 99,601,049.70 : x - Step 2: Convert to fraction form
151,257,114.90/226,885,672.35 = 99,601,049.70/x - Step 3: Cross multiply
151,257,114.90x = 226,885,672.35 × 99,601,049.70 - Step 4: Simplify right side
151,257,114.90x = 22,598,051,127,950,264 - Step 5: Solve for x
x = 22,598,051,127,950,264/151,257,114.90 - Step 6: Final answer
x = 149,401,574.55
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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.