Finding the Fourth Proportional to 413,183,588.56, 570,174,930.12 and 236,845,139.92
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Solution
The fourth proportional to 413,183,588.56, 570,174,930.12 and 236,845,139.92 is: 326,835,733.18
Step by Step Solution
- Step 1: Write the proportion equation
413,183,588.56 : 570,174,930.12 = 236,845,139.92 : x - Step 2: Convert to fraction form
413,183,588.56/570,174,930.12 = 236,845,139.92/x - Step 3: Cross multiply
413,183,588.56x = 570,174,930.12 × 236,845,139.92 - Step 4: Simplify right side
413,183,588.56x = 135,043,161,103,147,616 - Step 5: Solve for x
x = 135,043,161,103,147,616/413,183,588.56 - Step 6: Final answer
x = 326,835,733.18
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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.