Finding the Fourth Proportional to 256,702,305.98, 382,895,201.27 and 233,136,344.54
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Solution
The fourth proportional to 256,702,305.98, 382,895,201.27 and 233,136,344.54 is: 347,744,392.98
Step by Step Solution
- Step 1: Write the proportion equation
256,702,305.98 : 382,895,201.27 = 233,136,344.54 : x - Step 2: Convert to fraction form
256,702,305.98/382,895,201.27 = 233,136,344.54/x - Step 3: Cross multiply
256,702,305.98x = 382,895,201.27 × 233,136,344.54 - Step 4: Simplify right side
256,702,305.98x = 89,266,787,566,661,184 - Step 5: Solve for x
x = 89,266,787,566,661,184/256,702,305.98 - Step 6: Final answer
x = 347,744,392.98
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.