Finding the Fourth Proportional to 4,405,294,571.28, 6,608,124,218.68 and 1,299,877,154.96
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Solution
The fourth proportional to 4,405,294,571.28, 6,608,124,218.68 and 1,299,877,154.96 is: 1,949,869,542.21
Step by Step Solution
- Step 1: Write the proportion equation
4,405,294,571.28 : 6,608,124,218.68 = 1,299,877,154.96 : x - Step 2: Convert to fraction form
4,405,294,571.28/6,608,124,218.68 = 1,299,877,154.96/x - Step 3: Cross multiply
4,405,294,571.28x = 6,608,124,218.68 × 1,299,877,154.96 - Step 4: Simplify right side
4,405,294,571.28x = 8,589,749,709,000,032,256 - Step 5: Solve for x
x = 8,589,749,709,000,032,256/4,405,294,571.28 - Step 6: Final answer
x = 1,949,869,542.21
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1.5x scale
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.