Finding the Fourth Proportional to 2,909,867,062.23, 4,015,618,157.13 and 1,571,757,145.92
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Solution
The fourth proportional to 2,909,867,062.23, 4,015,618,157.13 and 1,571,757,145.92 is: 2,169,025,731.68
Step by Step Solution
- Step 1: Write the proportion equation
2,909,867,062.23 : 4,015,618,157.13 = 1,571,757,145.92 : x - Step 2: Convert to fraction form
2,909,867,062.23/4,015,618,157.13 = 1,571,757,145.92/x - Step 3: Cross multiply
2,909,867,062.23x = 4,015,618,157.13 × 1,571,757,145.92 - Step 4: Simplify right side
2,909,867,062.23x = 6,311,576,533,755,179,008 - Step 5: Solve for x
x = 6,311,576,533,755,179,008/2,909,867,062.23 - Step 6: Final answer
x = 2,169,025,731.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.