Finding the Fourth Proportional to 2,068,430,892.20, 3,102,646,338.30 and 1,660,284,204.20
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Solution
The fourth proportional to 2,068,430,892.20, 3,102,646,338.30 and 1,660,284,204.20 is: 2,490,426,306.30
Step by Step Solution
- Step 1: Write the proportion equation
2,068,430,892.20 : 3,102,646,338.30 = 1,660,284,204.20 : x - Step 2: Convert to fraction form
2,068,430,892.20/3,102,646,338.30 = 1,660,284,204.20/x - Step 3: Cross multiply
2,068,430,892.20x = 3,102,646,338.30 × 1,660,284,204.20 - Step 4: Simplify right side
2,068,430,892.20x = 5,151,274,706,698,460,160 - Step 5: Solve for x
x = 5,151,274,706,698,460,160/2,068,430,892.20 - Step 6: Final answer
x = 2,490,426,306.30
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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.