Finding the Fourth Proportional to 3,674,935,508.76, 5,070,539,320.20 and 2,088,902,625.48
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Solution
The fourth proportional to 3,674,935,508.76, 5,070,539,320.20 and 2,088,902,625.48 is: 2,882,190,142.74
Step by Step Solution
- Step 1: Write the proportion equation
3,674,935,508.76 : 5,070,539,320.20 = 2,088,902,625.48 : x - Step 2: Convert to fraction form
3,674,935,508.76/5,070,539,320.20 = 2,088,902,625.48/x - Step 3: Cross multiply
3,674,935,508.76x = 5,070,539,320.20 × 2,088,902,625.48 - Step 4: Simplify right side
3,674,935,508.76x = 10,591,862,898,565,353,472 - Step 5: Solve for x
x = 10,591,862,898,565,353,472/3,674,935,508.76 - Step 6: Final answer
x = 2,882,190,142.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.