Finding the Fourth Proportional to 2,362,176,204.70, 3,543,264,307.05 and 726,188,230.30
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Solution
The fourth proportional to 2,362,176,204.70, 3,543,264,307.05 and 726,188,230.30 is: 1,089,282,345.45
Step by Step Solution
- Step 1: Write the proportion equation
2,362,176,204.70 : 3,543,264,307.05 = 726,188,230.30 : x - Step 2: Convert to fraction form
2,362,176,204.70/3,543,264,307.05 = 726,188,230.30/x - Step 3: Cross multiply
2,362,176,204.70x = 3,543,264,307.05 × 726,188,230.30 - Step 4: Simplify right side
2,362,176,204.70x = 2,573,076,836,621,795,328 - Step 5: Solve for x
x = 2,573,076,836,621,795,328/2,362,176,204.70 - Step 6: Final answer
x = 1,089,282,345.45
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1.5x scale
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.