Finding the Fourth Proportional to 1,160,022,558.11, 1,600,865,774.26 and 714,243,093.12
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Solution
The fourth proportional to 1,160,022,558.11, 1,600,865,774.26 and 714,243,093.12 is: 985,676,799.37
Step by Step Solution
- Step 1: Write the proportion equation
1,160,022,558.11 : 1,600,865,774.26 = 714,243,093.12 : x - Step 2: Convert to fraction form
1,160,022,558.11/1,600,865,774.26 = 714,243,093.12/x - Step 3: Cross multiply
1,160,022,558.11x = 1,600,865,774.26 × 714,243,093.12 - Step 4: Simplify right side
1,160,022,558.11x = 1,143,407,322,275,620,480 - Step 5: Solve for x
x = 1,143,407,322,275,620,480/1,160,022,558.11 - Step 6: Final answer
x = 985,676,799.37
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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.