Finding the Fourth Proportional to 1,948,623,250.80, 2,922,934,876.20 and 1,535,374,729.20
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Solution
The fourth proportional to 1,948,623,250.80, 2,922,934,876.20 and 1,535,374,729.20 is: 2,303,062,093.80
Step by Step Solution
- Step 1: Write the proportion equation
1,948,623,250.80 : 2,922,934,876.20 = 1,535,374,729.20 : x - Step 2: Convert to fraction form
1,948,623,250.80/2,922,934,876.20 = 1,535,374,729.20/x - Step 3: Cross multiply
1,948,623,250.80x = 2,922,934,876.20 × 1,535,374,729.20 - Step 4: Simplify right side
1,948,623,250.80x = 4,487,800,344,014,810,624 - Step 5: Solve for x
x = 4,487,800,344,014,810,624/1,948,623,250.80 - Step 6: Final answer
x = 2,303,062,093.80
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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.