Finding the Fourth Proportional to 413,220,560.00, 570,218,212.49 and 227,581,575.68
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Solution
The fourth proportional to 413,220,560.00, 570,218,212.49 and 227,581,575.68 is: 314,048,166.63
Step by Step Solution
- Step 1: Write the proportion equation
413,220,560.00 : 570,218,212.49 = 227,581,575.68 : x - Step 2: Convert to fraction form
413,220,560.00/570,218,212.49 = 227,581,575.68/x - Step 3: Cross multiply
413,220,560.00x = 570,218,212.49 × 227,581,575.68 - Step 4: Simplify right side
413,220,560.00x = 129,771,159,280,194,896 - Step 5: Solve for x
x = 129,771,159,280,194,896/413,220,560.00 - Step 6: Final answer
x = 314,048,166.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.