Finding the Fourth Proportional to 1,948,226,020.28, 2,922,043,759.20 and 530,233,648.44
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Solution
The fourth proportional to 1,948,226,020.28, 2,922,043,759.20 and 530,233,648.44 is: 795,270,110.97
Step by Step Solution
- Step 1: Write the proportion equation
1,948,226,020.28 : 2,922,043,759.20 = 530,233,648.44 : x - Step 2: Convert to fraction form
1,948,226,020.28/2,922,043,759.20 = 530,233,648.44/x - Step 3: Cross multiply
1,948,226,020.28x = 2,922,043,759.20 × 530,233,648.44 - Step 4: Simplify right side
1,948,226,020.28x = 1,549,365,923,341,948,672 - Step 5: Solve for x
x = 1,549,365,923,341,948,672/1,948,226,020.28 - Step 6: Final answer
x = 795,270,110.97
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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.