Finding the Fourth Proportional to 75,346,524,004.60, 113,019,786,006.90 and 61,399,386,400.60
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Solution
The fourth proportional to 75,346,524,004.60, 113,019,786,006.90 and 61,399,386,400.60 is: 92,099,079,600.90
Step by Step Solution
- Step 1: Write the proportion equation
75,346,524,004.60 : 113,019,786,006.90 = 61,399,386,400.60 : x - Step 2: Convert to fraction form
75,346,524,004.60/113,019,786,006.90 = 61,399,386,400.60/x - Step 3: Cross multiply
75,346,524,004.60x = 113,019,786,006.90 × 61,399,386,400.60 - Step 4: Simplify right side
75,346,524,004.60x = 6,939,345,511,950,777,843,712 - Step 5: Solve for x
x = 6,939,345,511,950,777,843,712/75,346,524,004.60 - Step 6: Final answer
x = 92,099,079,600.90
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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.