Finding the Fourth Proportional to 151,031,479.42, 226,126,298.17 and 77,096,214.21
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Solution
The fourth proportional to 151,031,479.42, 226,126,298.17 and 77,096,214.21 is: 115,429,456.10
Step by Step Solution
- Step 1: Write the proportion equation
151,031,479.42 : 226,126,298.17 = 77,096,214.21 : x - Step 2: Convert to fraction form
151,031,479.42/226,126,298.17 = 77,096,214.21/x - Step 3: Cross multiply
151,031,479.42x = 226,126,298.17 × 77,096,214.21 - Step 4: Simplify right side
151,031,479.42x = 17,433,481,522,957,126 - Step 5: Solve for x
x = 17,433,481,522,957,126/151,031,479.42 - Step 6: Final answer
x = 115,429,456.10
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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.