Finding the Fourth Proportional to 455,122,636.98, 682,684,287.66 and 110,076,596.16
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Solution
The fourth proportional to 455,122,636.98, 682,684,287.66 and 110,076,596.16 is: 165,114,974.58
Step by Step Solution
- Step 1: Write the proportion equation
455,122,636.98 : 682,684,287.66 = 110,076,596.16 : x - Step 2: Convert to fraction form
455,122,636.98/682,684,287.66 = 110,076,596.16/x - Step 3: Cross multiply
455,122,636.98x = 682,684,287.66 × 110,076,596.16 - Step 4: Simplify right side
455,122,636.98x = 75,147,562,637,527,088 - Step 5: Solve for x
x = 75,147,562,637,527,088/455,122,636.98 - Step 6: Final answer
x = 165,114,974.58
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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.