Finding the Fourth Proportional to 2,473,206,885.10, 3,709,810,327.65 and 837,431,487.10
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Solution
The fourth proportional to 2,473,206,885.10, 3,709,810,327.65 and 837,431,487.10 is: 1,256,147,230.65
Step by Step Solution
- Step 1: Write the proportion equation
2,473,206,885.10 : 3,709,810,327.65 = 837,431,487.10 : x - Step 2: Convert to fraction form
2,473,206,885.10/3,709,810,327.65 = 837,431,487.10/x - Step 3: Cross multiply
2,473,206,885.10x = 3,709,810,327.65 × 837,431,487.10 - Step 4: Simplify right side
2,473,206,885.10x = 3,106,711,979,542,877,696 - Step 5: Solve for x
x = 3,106,711,979,542,877,696/2,473,206,885.10 - Step 6: Final answer
x = 1,256,147,230.65
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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.