Finding the Fourth Proportional to 2,076,206,854.60, 3,116,073,878.70 and 850,255,136.20
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Solution
The fourth proportional to 2,076,206,854.60, 3,116,073,878.70 and 850,255,136.20 is: 1,276,104,938.33
Step by Step Solution
- Step 1: Write the proportion equation
2,076,206,854.60 : 3,116,073,878.70 = 850,255,136.20 : x - Step 2: Convert to fraction form
2,076,206,854.60/3,116,073,878.70 = 850,255,136.20/x - Step 3: Cross multiply
2,076,206,854.60x = 3,116,073,878.70 × 850,255,136.20 - Step 4: Simplify right side
2,076,206,854.60x = 2,649,457,820,143,330,816 - Step 5: Solve for x
x = 2,649,457,820,143,330,816/2,076,206,854.60 - Step 6: Final answer
x = 1,276,104,938.33
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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.