Finding the Fourth Proportional to 535,177,616.18, 738,861,748.62 and 337,108,891.28
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Solution
The fourth proportional to 535,177,616.18, 738,861,748.62 and 337,108,891.28 is: 465,409,720.73
Step by Step Solution
- Step 1: Write the proportion equation
535,177,616.18 : 738,861,748.62 = 337,108,891.28 : x - Step 2: Convert to fraction form
535,177,616.18/738,861,748.62 = 337,108,891.28/x - Step 3: Cross multiply
535,177,616.18x = 738,861,748.62 × 337,108,891.28 - Step 4: Simplify right side
535,177,616.18x = 249,076,864,886,490,240 - Step 5: Solve for x
x = 249,076,864,886,490,240/535,177,616.18 - Step 6: Final answer
x = 465,409,720.73
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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.