Finding the Fourth Proportional to 67,695,266,193.36, 101,543,331,997.98 and 19,888,080,062.52
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Solution
The fourth proportional to 67,695,266,193.36, 101,543,331,997.98 and 19,888,080,062.52 is: 29,832,247,218.33
Step by Step Solution
- Step 1: Write the proportion equation
67,695,266,193.36 : 101,543,331,997.98 = 19,888,080,062.52 : x - Step 2: Convert to fraction form
67,695,266,193.36/101,543,331,997.98 = 19,888,080,062.52/x - Step 3: Cross multiply
67,695,266,193.36x = 101,543,331,997.98 × 19,888,080,062.52 - Step 4: Simplify right side
67,695,266,193.36x = 2,019,501,916,590,875,082,752 - Step 5: Solve for x
x = 2,019,501,916,590,875,082,752/67,695,266,193.36 - Step 6: Final answer
x = 29,832,247,218.33
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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.