Finding the Fourth Proportional to 984,552,993.96, 1,359,101,482.02 and 613,458,372.48
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Solution
The fourth proportional to 984,552,993.96, 1,359,101,482.02 and 613,458,372.48 is: 846,833,221.08
Step by Step Solution
- Step 1: Write the proportion equation
984,552,993.96 : 1,359,101,482.02 = 613,458,372.48 : x - Step 2: Convert to fraction form
984,552,993.96/1,359,101,482.02 = 613,458,372.48/x - Step 3: Cross multiply
984,552,993.96x = 1,359,101,482.02 × 613,458,372.48 - Step 4: Simplify right side
984,552,993.96x = 833,752,183,195,145,216 - Step 5: Solve for x
x = 833,752,183,195,145,216/984,552,993.96 - Step 6: Final answer
x = 846,833,221.08
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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.