Finding the Fourth Proportional to 1,797,151,294.80, 2,695,514,365.80 and 486,972,082.80
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Solution
The fourth proportional to 1,797,151,294.80, 2,695,514,365.80 and 486,972,082.80 is: 730,400,522.61
Step by Step Solution
- Step 1: Write the proportion equation
1,797,151,294.80 : 2,695,514,365.80 = 486,972,082.80 : x - Step 2: Convert to fraction form
1,797,151,294.80/2,695,514,365.80 = 486,972,082.80/x - Step 3: Cross multiply
1,797,151,294.80x = 2,695,514,365.80 × 486,972,082.80 - Step 4: Simplify right side
1,797,151,294.80x = 1,312,640,244,930,947,328 - Step 5: Solve for x
x = 1,312,640,244,930,947,328/1,797,151,294.80 - Step 6: Final answer
x = 730,400,522.61
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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.