Finding the Fourth Proportional to 4,273,878,174.89, 5,897,952,441.02 and 2,368,762,646.23
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Solution
The fourth proportional to 4,273,878,174.89, 5,897,952,441.02 and 2,368,762,646.23 is: 3,268,892,761.99
Step by Step Solution
- Step 1: Write the proportion equation
4,273,878,174.89 : 5,897,952,441.02 = 2,368,762,646.23 : x - Step 2: Convert to fraction form
4,273,878,174.89/5,897,952,441.02 = 2,368,762,646.23/x - Step 3: Cross multiply
4,273,878,174.89x = 5,897,952,441.02 × 2,368,762,646.23 - Step 4: Simplify right side
4,273,878,174.89x = 13,970,849,431,502,635,008 - Step 5: Solve for x
x = 13,970,849,431,502,635,008/4,273,878,174.89 - Step 6: Final answer
x = 3,268,892,761.99
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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.