Finding the Fourth Proportional to 2,180,105,026.65, 3,270,157,539.98 and 1,594,669,621.05
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Solution
The fourth proportional to 2,180,105,026.65, 3,270,157,539.98 and 1,594,669,621.05 is: 2,392,004,431.58
Step by Step Solution
- Step 1: Write the proportion equation
2,180,105,026.65 : 3,270,157,539.98 = 1,594,669,621.05 : x - Step 2: Convert to fraction form
2,180,105,026.65/3,270,157,539.98 = 1,594,669,621.05/x - Step 3: Cross multiply
2,180,105,026.65x = 3,270,157,539.98 × 1,594,669,621.05 - Step 4: Simplify right side
2,180,105,026.65x = 5,214,820,885,045,733,376 - Step 5: Solve for x
x = 5,214,820,885,045,733,376/2,180,105,026.65 - Step 6: Final answer
x = 2,392,004,431.58
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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.