Finding the Fourth Proportional to 149,782,574.40, 224,673,861.60 and 122,572,795.20
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Solution
The fourth proportional to 149,782,574.40, 224,673,861.60 and 122,572,795.20 is: 183,859,192.80
Step by Step Solution
- Step 1: Write the proportion equation
149,782,574.40 : 224,673,861.60 = 122,572,795.20 : x - Step 2: Convert to fraction form
149,782,574.40/224,673,861.60 = 122,572,795.20/x - Step 3: Cross multiply
149,782,574.40x = 224,673,861.60 × 122,572,795.20 - Step 4: Simplify right side
149,782,574.40x = 27,538,903,224,689,944 - Step 5: Solve for x
x = 27,538,903,224,689,944/149,782,574.40 - Step 6: Final answer
x = 183,859,192.80
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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.