Finding the Fourth Proportional to 539,850,556.67, 744,993,586.65 and 292,331,910.92
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Solution
The fourth proportional to 539,850,556.67, 744,993,586.65 and 292,331,910.92 is: 403,417,938.76
Step by Step Solution
- Step 1: Write the proportion equation
539,850,556.67 : 744,993,586.65 = 292,331,910.92 : x - Step 2: Convert to fraction form
539,850,556.67/744,993,586.65 = 292,331,910.92/x - Step 3: Cross multiply
539,850,556.67x = 744,993,586.65 × 292,331,910.92 - Step 4: Simplify right side
539,850,556.67x = 217,785,398,808,539,104 - Step 5: Solve for x
x = 217,785,398,808,539,104/539,850,556.67 - Step 6: Final answer
x = 403,417,938.76
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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.