Finding the Fourth Proportional to 2,351,688,270.80, 3,527,541,649.92 and 952,698,969.12
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Solution
The fourth proportional to 2,351,688,270.80, 3,527,541,649.92 and 952,698,969.12 is: 1,429,052,198.43
Step by Step Solution
- Step 1: Write the proportion equation
2,351,688,270.80 : 3,527,541,649.92 = 952,698,969.12 : x - Step 2: Convert to fraction form
2,351,688,270.80/3,527,541,649.92 = 952,698,969.12/x - Step 3: Cross multiply
2,351,688,270.80x = 3,527,541,649.92 × 952,698,969.12 - Step 4: Simplify right side
2,351,688,270.80x = 3,360,685,293,406,647,808 - Step 5: Solve for x
x = 3,360,685,293,406,647,808/2,351,688,270.80 - Step 6: Final answer
x = 1,429,052,198.43
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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.