Finding the Fourth Proportional to 1,594,327,690.05, 2,391,491,535.08 and 1,245,649,249.95
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Solution
The fourth proportional to 1,594,327,690.05, 2,391,491,535.08 and 1,245,649,249.95 is: 1,868,473,874.93
Step by Step Solution
- Step 1: Write the proportion equation
1,594,327,690.05 : 2,391,491,535.08 = 1,245,649,249.95 : x - Step 2: Convert to fraction form
1,594,327,690.05/2,391,491,535.08 = 1,245,649,249.95/x - Step 3: Cross multiply
1,594,327,690.05x = 2,391,491,535.08 × 1,245,649,249.95 - Step 4: Simplify right side
1,594,327,690.05x = 2,978,959,636,927,947,776 - Step 5: Solve for x
x = 2,978,959,636,927,947,776/1,594,327,690.05 - Step 6: Final answer
x = 1,868,473,874.93
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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.